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Hacker One
Hacker One
added 2020/03/03 12:07 a.m.220 views

Node.js third-party modules: [notevil] - Sandbox Escape Lead to RCE on Node.js and XSS in the Browser

I would like to report a sandbox escape / code injection vulnerability in notevil. It allows an attacker to escape the intended sandbox and execute javascript code in the global context, meaning that he/she can achieve arbitrary command execution RCE when running in nodejs and cross site scriptin...

0.3AI score
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Hacker One
Hacker One
added 2016/12/22 8:40 a.m.220 views

Zendesk: SMTP user enumeration via mail.zendesk.com

Several methods exist that can be used to ██████████ SMTP to enumerate valid usernames and addresses; namely VRFY, EXPN, and RCPT TO. mail.zendesk.com does not reply to EXPN or RCPT TO so we will concentrate on VRFY in this report. The VRFY command will request that the receiving SMTP server veri...

7.2AI score
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Hacker One
Hacker One
added 2016/12/03 8:23 p.m.220 views

LocalTapiola: /icons/README available on viestinta.lahitapiola.fi

Basic report information Summary: Informational message that the file http://viestinta.lahitapiola.fi/icons/README exists. Description: http://viestinta.lahitapiola.fi/icons/README exists. Domain: http://viestinta.lahitapiola.fi/ Browsers / Apps Verified In: any browser any client Steps To...

7.1AI score
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Hacker One
Hacker One
added 2025/02/27 10:56 a.m.219 views

XVIDEOS: Enable 2FA without verifying the email

A vulnerability in xvideos.com allows an attacker to register using victim email addresses which are unverified. This can be further exploited to enable two-factor authentication 2FA, permanently locking the victim out of their own email account. This results in a denial-of-service attack against...

7.1AI score
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Hacker One
Hacker One
added 2022/03/06 3:45 a.m.219 views

Node.js: HTTP Request Smuggling Due to Incorrect Parsing of Multi-line Transfer-Encoding

Summary: The llhttp parser in the http module in Node v17.6.0 does not correctly handle multi-line Transfer-Encoding headers. This can lead to HTTP Request Smuggling HRS. Description: When Node receives the following request: http GET / HTTP/1.1 Transfer-Encoding: chunked , identity 1 a 0 it...

6.4CVSS7.5AI score0.68796EPSS
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Hacker One
Hacker One
added 2020/06/18 6:15 p.m.219 views

Mail.ru: SMTP Header Injection at http://abonement.ucs.ru

It was possible to abuse the functionality of abonement.ucs.ru to send messages to arbitrary e-mail via CRLF injection vulnerability...

1.9AI score
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Hacker One
Hacker One
added 2020/01/12 5:42 p.m.219 views

8x8: Disclosure of Users Information On Wordpress Api [https://jitsi.org/]

Jitsi was running a default WordPress site that had not yet been hardened to prevent user enumeration via the API...

1.6AI score
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Hacker One
Hacker One
added 2017/03/13 1:22 p.m.219 views

U.S. Dept Of Defense: Remote Code Execution (RCE) in a DoD website

A remote code execution RCE vulnerability was found on a DoD website which could have enabled an attacker to execute remote commands on the web server. @0daystolive and @dly were able to demonstrate this vulnerability by developing a custom script that caused the webserver to execute a benign...

10CVSS2.7AI score0.99999EPSS
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Hacker One
Hacker One
added 2016/01/07 5:10 a.m.219 views

HackerOne: Signals get affected once reports closed as self

According to your documentation "https://hackerone.com/blog/introducing-signal-and-impact" Examples ActivityReputation Report Self close as N/A : 0 . its means Signals are not affected . But our case signal affected by self-closed reports Signals doesn't take the 0 baseline into consideration for...

0.9AI score
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Hacker One
Hacker One
added 2015/02/10 1:00 a.m.219 views

Ruby on Rails: JSON keys are not properly escaped

Rails does not escape hash keys properly in tojson when generating json. Values are escaped as expected ruby irbmain:001:0 "a"="".tojson = ""a":"\u003c\u003e"" However keys are not: ruby irbmain:002:0 ""="a".tojson = """:"a"" This is because the json gem calls .tos on the keys here which...

4.3CVSS0.1AI score0.0278EPSS
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Hacker One
Hacker One
added 2022/11/03 6:18 p.m.218 views

XVIDEOS: Self-XSS on Suggest Tag dialog box

Summary: Stored cross-site scripting arises when an application receives data from an untrusted source and includes that data within its later HTTP responses in an unsafe way. vulnerable URL : https://www.xvideos.com/video57921571/friendb.ifd. Vulnerability Description : Application have a add ta...

5.3AI score
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Hacker One
Hacker One
added 2021/05/18 12:31 p.m.218 views

Nextcloud: Admin audit is not properly logging unsetting of expiration date

In relation to https://hackerone.com/reports/1177353 1. Enable the audit log 2. Share a file 3. Set and expiration date So far all looks good in the log 4. Unset the the expiration date. 5. See a pretty useless log line Impact The audit log is used to get a full trail of the actions which is now...

2.1CVSS5.7AI score0.00355EPSS
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Hacker One
Hacker One
added 2014/04/08 6:46 p.m.218 views

ReddAPI: Login page password-guessing attack

Hello team of Reddapi! Here to report a vulnerability on your site. Affected site: www.reddapi.com Vulnerability: Login page password-guessing attack Severity:Low. Vulnerability description: A brute-force attack is an attempt to discover a password by systematically trying every possible...

0.3AI score
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Hacker One
Hacker One
added 2020/06/26 12:31 p.m.217 views

Kubernetes: Private IP addresses Disclosure

The following URL leaks the Private IP Addresses:- kubernetes.io/feed.xml The following Server’s Cluster RFC 1918 IP addresses were disclosed in the response: • 10.1.2.3 • 10.104.207.136 • 10.224.0.0 • 10.250.0.0 • 10.250.112.0 • 10.250.96.0 • 10.55.252.216 • 10.96.0.0 • 10.96.0.1 • 10.96.15.180 ...

1.8AI score
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Hacker One
Hacker One
added 2020/05/21 3:34 p.m.217 views

Node.js third-party modules: Bypass of SSRF Vulnerability

Bypass of SSRF report https://hackerone.com/reports/793704 Fix applied after reporting the actual report did not prevent from SSRF issue. https://github.com/TryGhost/Ghost/commit/47739396705519a36018686894d1373e9eb92216diff-3aa52b4b8c6e0fb8422de65648e35887R101 The function fetchOembedData only...

0.7AI score
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Hacker One
Hacker One
added 2019/10/05 6:35 a.m.217 views

Liberapay: Full Path disclosure on 500 error

On manipulating cookie + parameter: gitHub 500 error returned with path disclosing of Python Files. Error Below: Traceback most recent call last: File "/opt/python/run/venv/local/lib/python3.6/site-packages/statechain.py", line 328, in loop newstate = functiondeps.askwargs File...

0.7AI score
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Hacker One
Hacker One
added 2018/05/14 6:04 p.m.217 views

Reverb.com: Disclosure of all uploads to Cloudinary via hardcoded api secret in Android app

Hi, in file com/reverb/app/CloudinaryFacade.java you have hardcoded the following config: java private static final java.lang.String CONFIG = "cloudinary://434762629765715:█████@reverb"; where 434762629765715:████████ is basic auth details. It shouldn't be disclosed to third parties as official...

0.2AI score
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Hacker One
Hacker One
added 2016/03/30 2:36 a.m.217 views

Uber: Pixel flood attack in https://riders.uber.com/profile

Hi, It is the exact issue described here: https://hackerone.com/reports/390 Where uploading lottapixel.jpg it causes your service to time out HTTP/1.1 504 Gateway Time-out Server: nginx Date: Wed, 30 Mar 2016 02:29:22 GMT Content-Type: text/html; charset=utf-8 Content-Length: 13928 Connection:...

0.2AI score
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Hacker One
Hacker One
added 2021/07/03 1:50 p.m.216 views

New Relic: Verification Link not expiring leading to Account Takeover.

@bbunnny reported that verification links that are sent out on account creation can be used to access a victim's account until those links have expired. As access to those links requires that an attacker have access to the victim's email, this issue is out of scope for our program...

2.4AI score
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Hacker One
Hacker One
added 2020/10/31 6:24 p.m.216 views

Acronis: [acronis.secure.force.com] - Insecure Salesforce default/custom object permissions leads to information disclosure

Hi there, I know that this domain https://acronis.secure.force.com is not listed in scope but I thought it would be a good idea to share this finding with you because this endpoint is leaking internal information/meetings. Target: The Salesforce instance at https://acronis.secure.force.com...

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Hacker One
Hacker One
added 2020/06/15 10:46 a.m.216 views

Shopify: GraphQL AdminGenerateSessionPayload is leaked to staff with no permission

@hiffley reported the ability to generate app tokens via the adminGenerateSession mutation in Shopify Admin, as a staff member with no permissions. This allowed for accessing a small subset of installed apps that are using this new flow including Shopify Email. Access was limited to the current...

1.9AI score
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Hacker One
Hacker One
added 2020/05/11 11:33 a.m.216 views

Palo Alto Software: Unauthorised access to pagespeed global admin at https://webtools.paloalto.com/

Summary: I came across this subdomain https://webtools.paloalto.com/ which took my attention, after a bit enumeration I found an endpoint which allows anyone to access PageSpeed Global Admin without any type of authentication. Vulnerable URL: https://webtools.paloalto.com/pagespeed-global-admin/...

1.1AI score
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Hacker One
Hacker One
added 2020/06/11 7:34 p.m.215 views

GitHub Security Lab: Java: CWE-297 Insecure JavaMail SSL configuration

This bug was reported directly to GitHub Security Lab...

1.2AI score
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Hacker One
Hacker One
added 2016/12/09 9:03 a.m.215 views

Quora: [controlsyou.quora.com] 429 Too Many Requests Error-Page XSS

Summary: XSS on the error page when the user makes too many requests. Steps To Reproduce 1. Make a lot of requests to get the error 429 2. Open PoC in FireFox https://controlsyou.quora.com/'-alertdocument.domain-' HTTP Response ... ga'set', 'dimension1', 'board-'-alertdocument.domain-''; ga'set',...

1.3AI score
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Hacker One
Hacker One
added 2023/04/19 1:43 p.m.214 views

curl: CVE-2023-28322: more POST-after-PUT confusion

A vulnerability existed in libcurl that allowed an attacker to inject unintended data or cause a segfault by confusing the POST and PUT methods. The previous fix for this vulnerability was insufficient as it only corrected the CURLOPTPOST option, which is not always used when sending data with th...

9.8CVSS7.3AI score0.04325EPSS
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Hacker One
Hacker One
added 2021/03/04 9:27 p.m.214 views

GitHub Security Lab: Java : Add query to detect Apache Struts enabled Development mode

This bug was reported directly to GitHub Security Lab...

1.6AI score
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Hacker One
Hacker One
added 2020/06/15 6:09 p.m.214 views

Shopify: Password reset link not expired at Stocky App

You can use password reset link to reset password multiple times. Steps: 1. Go to https://stocky.shopifyapps.com/users/forgottenpassword and Send the password reset link to your email. if this page doesn't appear you should add login details via this https://stocky.shopifyapps.com/preferences/use...

7.2AI score
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Hacker One
Hacker One
added 2018/07/11 12:51 a.m.214 views

Roblox: Reflected XSS through multiple inputs in the issue collector on Jira

Note I put this as Medium because that's what the CVE is. This vulnerability is known and it's classified under CVE-2018-5230. Here's a link to the thread on it by Atlassian: https://jira.atlassian.com/browse/JRASERVER-67289 Description --------------------- I noticed when testing that your Jira...

4.3CVSS6.6AI score0.37611EPSS
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Hacker One
Hacker One
added 2018/06/18 12:08 p.m.214 views

Udemy: [engineering.udemy.com] - Subdomain Takeover (ghost.io)

Hi Security Team, Found that DNS record of engineering.udemy.com domain was pointing to inactive ghost.io instance. So when we visit https://engineering.udemy.com we will be notified that site doesn't exist. F310092 $ host engineering.udemy.com engineering.udemy.com is an alias for...

6.7AI score
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Hacker One
Hacker One
added 2017/04/20 3:43 p.m.214 views

Pornhub: Mixed Reflected-Stored XSS on pornhub.com (without user interaction) in the playlist playing section

The researcher discovered a temporarily cached stored XSS using the playlist function of the website. I discovered a Reflected XSS under the PornHub playlists and reported it. Some time after, I noticed, that Reflected XSS using the pkey parameter of the playlist, e.g...

6AI score
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Hacker One
Hacker One
added 2022/07/26 11:15 a.m.213 views

Uber: Golang expvar Information Disclosure

Package expvar provides a standardized interface to public variables, such as stack trace information and operation counters in servers...

3.6AI score
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Hacker One
Hacker One
added 2020/07/24 5:12 a.m.213 views

U.S. Dept Of Defense: https://█████ is vulnerable to CVE-2020-3452 Read-Only Path Traversal Vulnerability

Summary: https://████████ is vulnerable to a Read-Only Path Traversal Vulnerability Description: Get request parameters at the /+CSCOT+/translation-table and the /+CSCOT+/oem-customization are not properly sanitized which allows for reading files within the webroot directory that are not intended...

5CVSS7.4AI score0.99992EPSS
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Hacker One
Hacker One
added 2019/12/21 3:32 p.m.213 views

Zomato: Free food bug done by burp suite

NOTE! Thanks for submitting a report! Please replace all the square sections below with the pertinent details. Remember, the more detail you provide, the easier it is for us to verify and then potentially issue a bounty, so be sure to take your time filling out the report! Summary: By this...

0.3AI score
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Hacker One
Hacker One
added 2016/01/25 1:01 p.m.213 views

Gratipay: grtp.co is vulnerable to http-vuln-cve2011-3192

vulnerability i have found! | http-vuln-cve2011-3192: | VULNERABLE: | Apache byterange filter DoS | State: VULNERABLE | IDs: CVE:CVE-2011-3192 OSVDB:74721 | The Apache web server is vulnerable to a denial of service attack when numerous | overlapping byte ranges are requested. | Disclosure date:...

7.8CVSS0.6AI score0.98945EPSS
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Hacker One
Hacker One
added 2023/01/18 11:07 p.m.212 views

ownCloud: Remote Code Execution on ownCloud instances with ImageMagick installed

A vulnerability in ownCloud instances with ImageMagick installed allowed attackers to execute arbitrary code on the system by uploading a specially crafted file and knowing the file path of a previously uploaded file. The vulnerability was due to the usage of ImageMagick for preview generation fo...

7.9AI score
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Hacker One
Hacker One
added 2020/09/12 9:34 p.m.212 views

Kaspersky: [Fixed] KIS for macOS is vulnerable to AV bypass due to improper client authorization on XPC service

Note! Thank you for your report. For the purposes of the further analysis of the vulnerability, that you kindly report to us, could you please fill all fields in square brackets. This information will help us to respond you more quickly and triage your report. Thanks a lot for your assistance...

2.1CVSS0.7AI score0.00217EPSS
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Hacker One
Hacker One
added 2019/08/29 2:08 p.m.212 views

Internet Bug Bounty: Linux kernel: CVE-2017-1000112: a memory corruption due to UFO to non-UFO path switch

Hi! CVE-2017-1000112 is a vulnerability I found in the Linux kernel caused by a UFO to non-UFO path switch for UFO packets. It can be exploited to gain kernel code execution from an unprivileged process. This vulnerability was reported to [email protected] and linux-distros@ following the...

6.9CVSS7.7AI score0.20797EPSS
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Hacker One
Hacker One
added 2023/01/25 7:04 p.m.211 views

Internet Bug Bounty: Argo CD reconciles apps outside configured namespaces when sharding is enabled

An authorization bypass vulnerability was found in Argo CD versions 2.5.0-rc1 and later, allowing a malicious user to deploy applications outside of the configured allowed namespaces when sharding is enabled. The vulnerability was triggered when an application was updated, and the controller...

8.5CVSS8.2AI score0.0078EPSS
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Hacker One
Hacker One
added 2020/12/28 10:56 p.m.211 views

h1-ctf: Hacky Holidays Writeup

On December 12th, 2020, the CTF became live and the scope that we are allowed to attack was In Scope Domain - hackyholidays.h1ctf.com Our main motive was to infiltrate his network and take him down. The challenges appeared one by one till 24th of December. Here we will be going through all the...

6.9AI score
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Hacker One
Hacker One
added 2019/12/19 1:25 a.m.211 views

Stripo Inc: stripo blog search SQL Injection

Summary: Sql injection of search parameters at blog search request Steps To Reproduce: 1. request https://stripo.email/blog/search/ 2. input search 1' AND SELECT 6268 FROM SELECTSLEEP5ghXo AND 'IKlK'='IKlK 3. See a very large response delay Supporting Material/References: See attached screenshot...

0.5AI score
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Hacker One
Hacker One
added 2016/12/20 7:14 a.m.211 views

Pornhub: Account takeover via Pornhub Oauth

The researcher found it was possible to take over a YouPorn account by using an unverified account with matching email address to sign up to PornHub. this vulnerability works by abusing an insecure OAuth implementation. Due to improperly implemented oauth fuctionality and lack of user information...

1.3AI score
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Hacker One
Hacker One
added 2016/10/27 7:22 a.m.211 views

InVision: CORS Man-in-the-Middle account compromise

Description ==================== The invisionapp application implements HTTPS correctly by redirecting any HTTP traffic to HTTPS; this prevents, for example, the person sitting in the same office or home as you, or someone on the same open-wireless network as you e.g. McDonalds or airport, from...

6.7AI score
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Hacker One
Hacker One
added 2016/06/24 5:50 a.m.211 views

Zomato: Clickjacking login page of http://book.zomato.com/

The login page on book.zomato.com http://book.zomato.com/account/login.aspx is vulnerable to a clickjacking attack. Reproduction steps: 1. Paste the following HTML into a text editor and save the file as .html 2. Open the file in a web browser 3. Note that the iframe appears with the login page...

2.1AI score
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Hacker One
Hacker One
added 2014/03/02 7:24 a.m.211 views

Slack: State parameter missing on google OAuth

Hi, State parameter i.e anti-csrf token to prevent session hijacking attacks is missing on Google OAuth i.e...

1.2AI score
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Hacker One
Hacker One
added 2025/12/27 4:35 p.m.210 views

curl: CRLF Injection / Protocol Smuggling in libcurl via CURLOPT_USERNAME (IMAP)

Summary: I have discovered a CRLF injection vulnerability in the IMAP protocol implementation of libcurl. The vulnerability exists because the imapatom function in lib/imap.c fails to properly sanitize or quote Carriage Return \r and Line Feed \n characters when processing the CURLOPTUSERNAME...

8.3AI score
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Hacker One
Hacker One
added 2024/04/02 12:06 a.m.210 views

U.S. Dept Of Defense: Reflected XSS via Moodle on ███ [CVE-2022-35653]

A reflected XSS vulnerability was identified in the LTI module of Moodle. The vulnerability was caused by insufficient sanitization of user-supplied data in the LTI module. A remote attacker could have tricked a victim into following a specially crafted link, which could have executed arbitrary...

6.1CVSS7.3AI score0.04458EPSS
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Hacker One
Hacker One
added 2021/09/09 2:00 p.m.210 views

curl: CVE-2021-22947: STARTTLS protocol injection via MITM

Summary: A man-in-the-middle can inject cleartext forged responses to future encrypted commands by pipelining them to the STARTTLS response. Steps To Reproduce: Use the attached test case within the curl test system. It is based on IMAP FETCH with explicit TLS. Upon test failure, the downloaded...

4.3CVSS7.7AI score0.03009EPSS
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Hacker One
Hacker One
added 2020/06/21 2:15 a.m.210 views

Ruby on Rails: Open Redirect (6.0.0 < rails < 6.0.3.2)

Hello, I was looking at the change log https://github.com/rails/rails/commit/2121b9d20b60ed503aa041ef7b926d331ed79fc2 for CVE-2020-8185 and found another problem existed. https://github.com/rails/rails/blob/v6.0.3.1/actionpack/lib/actiondispatch/middleware/actionableexceptions.rbL21 ruby redirect...

4.3CVSS6.5AI score0.66986EPSS
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Hacker One
Hacker One
added 2019/07/24 2:44 p.m.210 views

Shopify: Clickjacking in [exchangemarketplace.com]

Hi Team, Summary: X-Frame-Options ALLOW-FROM https://exchangemarketplace.com not supported by several Browser, this caused Clickjacking on https://exchangemarketplace.com Type of issue : Clickjacking Description: Clickjacking User Interface redress attack, UI redress attack, UI redressing is a...

6.8AI score
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Hacker One
Hacker One
added 2017/10/09 5:46 p.m.210 views

Starbucks: Subdomain takeover on developer.openapi.starbucks.com

Hi team, Summary: Subdomain developer.openapi.starbucks.com is vulnerable to subdomain takeover via Mashery service. The reason why it's worked unfortunately not fully clear to me. Details: Doing my recent research on starbucks.com subdomains, I stumbled upon http://developer.openapi.starbucks.co...

6.9AI score
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Total number of security vulnerabilities5000