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Hacker One
Hacker One
added 2022/03/06 9:1 p.m.17 views

Mattermost: Reflected XSS in OAuth complete endpoints

Reflected XSS vulnerabilities were discovered in several OAuth complete endpoints in Mattermost. These endpoints failed to sanitize the "redirectto" field in the "state" query parameter, allowing an attacker to execute malicious JavaScript code in the context of the user's browser. This could lea...

6.1CVSS5.3AI score0.00626EPSS
Exploits0
Hacker One
Hacker One
added 2022/03/06 3:45 a.m.210 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 score0.86472EPSS
Exploits1
Hacker One
Hacker One
added 2022/03/05 10:21 p.m.38 views

HackerOne: An attacker can archive and unarchive any structured scope object on HackerOne

Summary: Hello, I have discovered an IDOR vulnerability that allows the scope of any program to be archived. Scopes are used to give information about the valid scopes of a program. For example HackerOne has the following scopes: https://hackerone.com https://api.hackerone.com ... Steps To...

6.7AI score
Exploits0
Hacker One
Hacker One
added 2022/03/04 12:17 p.m.33 views

TikTok: One Click Account Hijacking via Unvalidated Deeplink

A WebView Hijacking vulnerability was found on the TikTok Android application via an un-validated deeplink on an un-sanitized parameter. This could have resulted in account hijacking through a JavaScript interface. We thank @fr4via for reporting this to our team...

1.5AI score
Exploits0
Hacker One
Hacker One
added 2022/03/03 1:33 p.m.16 views

8x8 Bounty: connect.8x8.com: Users with no permission can track/access restricted details/data via GET /api/v2/support/requests/<ticket number >HTTP/2

Vulnerability description not provided...

7.1AI score
Exploits0
Hacker One
Hacker One
added 2022/03/03 1:22 a.m.18 views

TikTok: View thumbnail of any private video (friends or followers only) of Private/Public account

Vulnerability description not provided...

7.1AI score
Exploits0
Hacker One
Hacker One
added 2022/03/02 2:2 a.m.48 views

GitHub: CSRF protection bypass in GitHub Enterprise management console

A path traversal vulnerability was identified in GitHub Enterprise Server management console that allowed the bypass of CSRF protections. This could potentially lead to privilege escalation. To exploit this vulnerability, an attacker would need to target a user that was actively logged into the...

6.8CVSS3.8AI score0.00476EPSS
Exploits0
Hacker One
Hacker One
added 2022/03/01 10:15 p.m.7 views

MTN Group: cross site scripting reflected

The vulnerability was a cross-site scripting XSS flaw that allowed arbitrary JavaScript to be executed on the target website. The payload '-alert1-' was reflected in the website's output, demonstrating the presence of the vulnerability...

5.9AI score
Exploits0
Hacker One
Hacker One
added 2022/03/01 6:44 p.m.27 views

Uber: Uber Test Report 20220301

Test summary from Team Uber. This is the summary from secret John. This is the edit from hacker John after disclosure was approved. Second test after disclosure...

0.3AI score
Exploits0
Hacker One
Hacker One
added 2022/03/01 6:11 p.m.25 views

GitHub Security Lab: [Java]: Timing attacks while comparing the headers value

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

2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/28 5:57 p.m.14 views

Alohi: Waitlist bypass for accessing SIGN.PLUS Beta

During SIGN.PLUS beta phase, it was found out that hackers could trick the API response and pretend to have been accepted into the beta program. All server operations would be blocked, but the UI client would be accessible, exposing the work-in-progress design to non-beta users. There was no...

2.6AI score
Exploits0
Hacker One
Hacker One
added 2022/02/27 8:36 p.m.28 views

Stripe: CSRF token validation system is disabled on Stripe Dashboard

@rodolfomarianocy discovered that due to a code change deployed on 2/14/2022, Cross Site Request Forgery CSRF protection was disabled in the Stripe Dashboard. This could have allowed an attacker to trick a victim user to visit a malicious website and cause limited changes to the victim’s Stripe...

7.1AI score
Exploits0
Hacker One
Hacker One
added 2022/02/27 10:19 a.m.23 views

U.S. Dept Of Defense: Broken access control, can lead to legitimate user data loss

Hi team, During testing the security of ██████████ I found another possible attack vector: There are two reports preceding this one - https://hackerone.com/reports/1489470 and https://hackerone.com/reports/1489744 I will try to explain: When an user need access to that information system he fills...

0.2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/27 4:49 a.m.94 views

Internet Bug Bounty: CVE-2022-24288: Apache Airflow: TWO RCEs in example DAGs

In Apache Airflow, prior to version 2.2.4, In DAG script of airflow , there is two command injection vulnerability RCE in the some scripts, which an attacker can execute arbitrary commands on the system. The impact is even greater when airflow is configured for unauthenticated access. These two...

6.5CVSS9.3AI score0.89825EPSS
Exploits0
Hacker One
Hacker One
added 2022/02/26 9:5 a.m.44 views

IBM: Public Jenkins instance with /script enabled

An RCE/LFI due to Public Jenkins instance with /script enabled was reported to IBM February 26th, analyzed and has been remediated since March 3rd, 2022. Thank you to Sanjok Karki thesanjok for the finding. RCE/LFI due to Public Jenkins instance with /script enabled...

2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/24 5:31 p.m.28 views

HackerOne: Private invitation links/tokens leak to third-party analytics site

Summary: Private invite links are normally FILTERED before sending to third-party analytics sites. But it is seen that in few cases where the invitation link that requires users to accept NDA policy, the private invitation links are still sent to third party analytics site. Steps to reproduce 1...

1AI score
Exploits0
Hacker One
Hacker One
added 2022/02/24 4:34 a.m.30 views

UPS VDP: Admin Authentication Bypass Lead to Admin Account Takeover

Hello Team I found that i can bypass the login page of the Admin account by intercepting the respone of the login request of connectnb.ups.com subdomain and change status from false to true Steps To Reproduce: 1. Open https://connectnb.ups.com/Layout/login 2. Enter Admin as a Username and 1111 as...

0.1AI score
Exploits0
Hacker One
Hacker One
added 2022/02/24 3:17 a.m.15 views

GitHub Security Lab: Python: CWE-338 insecureRandomness

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

0.9AI score
Exploits0
Hacker One
Hacker One
added 2022/02/24 1:44 a.m.19 views

GitHub Security Lab: Java : Add query to detect Server Side Template Injection (SSTI)

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

1.5AI score
Exploits0
Hacker One
Hacker One
added 2022/02/23 10:27 p.m.18 views

TikTok: HTML Injection via Email Share

A HTML injection was found on a TikTok endpoint via the "nameofowner" parameter. We thank @lu3ky-13 for reporting this to our team...

2.1AI score
Exploits0
Hacker One
Hacker One
added 2022/02/23 7:17 p.m.26 views

U.S. Dept Of Defense: Military name,email,phone,address,certdata Disclosure

A DoD public facing asset Military was misconfigured and disclosed name, email ,phone address , and certdata of users...

2.1AI score
Exploits0
Hacker One
Hacker One
added 2022/02/23 2:14 p.m.13 views

UPchieve: All user password hash can be seen from admin panel

Summary: During my primary research I found that api/users?page=1&userId=&firstName=test&lastName=&email=&partnerOrg=&highSchool= this endpoint gives hashed password of all users. Steps To Reproduce: + Login to Admin and go to Admin-- Search Users. + We see a request like this was send and in...

7AI score
Exploits0
Hacker One
Hacker One
added 2022/02/23 1:30 p.m.18 views

U.S. Dept Of Defense: SQL Injection in █████

References Impact By using SQL injection, an attacker can exfiltrate the whole database, and gain RCE System Hosts ████ Affected Products and Versions ████ CVE Numbers Steps to Reproduce POC 1 - curl command injecting query, returning database version: curl https://█████████ -X POST...

1.2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/23 10:43 a.m.27 views

U.S. Dept Of Defense: Authorization bypass -> IDOR -> PII Leakage

Hi team! During testing ████ I found javascript file containing administrative panel functionality. It is accessible at: https://████/█████████ In this file I found an end point responsible for returning data about applications of the website users to the website administrators. The returned data...

1AI score
Exploits0
Hacker One
Hacker One
added 2022/02/22 10:34 p.m.34 views

Ruby on Rails: ReDoS in Rack::Multipart

A regular expression denial of service ReDoS vulnerability was discovered in the Rack gem's Multipart module. This vulnerability allowed an attacker to cause a denial of service by sending a specially crafted header, resulting in excessive CPU usage on the server. The vulnerability has been patch...

7.5CVSS8AI score0.01042EPSS
Exploits0
Hacker One
Hacker One
added 2022/02/22 9:0 p.m.31 views

Shopify: Bypass of fix #1370749

Hello team, on report 1370749 the reporter found that the preview link is not expiring. So when someone will gain access to the preview link, he can access it for whole life as the preview link remains the same even after changing the storefont password. I have reported the issue 1401525 where i ...

7.3AI score
Exploits0
Hacker One
Hacker One
added 2022/02/21 10:5 p.m.3 views

Ruby: ReDoS in Psych

The Psych library in Ruby was found to have a ReDoS Regular Expression Denial of Service vulnerability in the parsing of time strings. The vulnerability was identified in the regular expression used to extract date and time information from the input string. The regular expression was susceptible...

6.7AI score
Exploits0
Hacker One
Hacker One
added 2022/02/21 7:34 p.m.17 views

Twitter: Delete direct message history without access the proper conversation_id

Hello Team i found a bug in your system this bug already fixed as i know,but i try this another way, and its worked, this is why i report it the bug is i was able to delete message history without access the proper conversation id user 1 id: 1234 user 2 id: 5678 their conversation look like...

0.2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/21 7:10 p.m.656 views

Sifchain: Subdomain Takeover on proxies.sifchain.finance pointing to vercel

Hello Team, Subdomain takeover vulnerabilities occur when a subdomain subdomain.example.com is pointing to a service e.g. GitHub pages, Heroku, etc. that has been removed or deleted. This allows an attacker to set up a page on the service that was being used and point their page to that subdomain...

7AI score
Exploits0
Hacker One
Hacker One
added 2022/02/21 3:36 a.m.36 views

Mattermost: Invitation Email is resent as a Reminder after invalidating pending email invites

An issue was found in Mattermost's workspace invite system that allowed unwanted users to join a workspace, leading to potential information disclosure. The vulnerability was caused by the lack of an option to cancel an invite, which could be exploited by an attacker to join a workspace even if t...

4.6CVSS3.9AI score0.00168EPSS
Exploits1
Hacker One
Hacker One
added 2022/02/20 7:4 p.m.92 views

8x8: subdomain takeover (abandoned Zendesk █.easycontactnow.com)

@bx1 reported to us an issue with a CNAME record which pointed to a subdomain outside of 8x8's control - to an abandoned Zendesk instance. We've deleted the DNS record and rectified the issue...

2.1AI score
Exploits0
Hacker One
Hacker One
added 2022/02/20 11:24 a.m.42 views

HackerOne: [Bypass] Ability to invite a new member in sandbox Organization

Summary: Able to bypass the restriction set in Organization sandbox automatically created when you created sandbox program to send an invite to another security researcher. Description: In the default UI of sandboxHackerone Organization, inviting another security researcher is restricted ex.:...

0.2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/20 8:7 a.m.36 views

Acronis: Session Fixation on Acronis

Hi there, The application does not set a new Session ID in the cookie after what appears to be an authentication attempt by the user. If this was a successful login and the Session IDs are stored in cookies then this application is affected by Session Fixation vulnerability. Steps To Reproduce...

0.4AI score
Exploits0
Hacker One
Hacker One
added 2022/02/20 7:42 a.m.66 views

lemlist: Security misconfiguration

Description : When we request a magic link to login into the application, and use that same link in multiple browsers, it working there isn't any limit on use of link. Steps to reproduce : 1. go to app.lemilist.com 2. create a magic link 3. use it to login 4. now open another browser or incognito...

1.5AI score
Exploits0
Hacker One
Hacker One
added 2022/02/20 6:51 a.m.20 views

8x8 Bounty: admin.8x8.vc: Member users with no permission can integrate email to connect calendar via GET /meet-external/spot-roomkeeper/v1/calendar/auth/init?..

An improper access control vulnerability was discovered on the admin section of 8x8's video conferencing platform. Member users with no permission were able to exploit this vulnerability to integrate their email and connect their calendar to the platform. This allowed them to access areas they we...

7AI score
Exploits0
Hacker One
Hacker One
added 2022/02/19 10:40 a.m.27 views

Basecamp: Improper Authentication via previous backup code login

HI Basecamp, I would like to report Improper Authentication in basecamp. Attacker is able to login at victim account once victim update his password. attacker knows with victims email █████████ password uhn123HH victim updates his password uhn123HHjcc Step To Reproduce ==Attacker== - Step1 attack...

2.2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/19 7:30 a.m.4 views

Ruby: ReDoS in IPAddr

The Ruby IPAddr library was found to be vulnerable to a ReDoS Regular Expression Denial of Service vulnerability. The vulnerability was identified in the mask! method, which used a regular expression that was susceptible to exponential backtracking when processing malformed input. This could have...

6.9AI score
Exploits0
Hacker One
Hacker One
added 2022/02/18 10:22 p.m.23 views

Ruby: ReDoS in Time.rfc2822

A regular expression denial of service ReDoS vulnerability was discovered in the Time.rfc2822 method in Ruby's time library. An attacker could exploit this vulnerability by providing a specially crafted input to the method, causing it to enter an infinite loop and consume excessive CPU resources...

5.3CVSS6.8AI score0.00651EPSS
Exploits0
Hacker One
Hacker One
added 2022/02/18 10:18 p.m.9 views

Kubernetes: File Read Vulnerability allows Attackers to Compromise S3 buckets using Prow

A vulnerability was found in AWS Prow that allowed attackers to sign the base path of S3 buckets used by Prow, leading to the dumping of the entire private bucket details and reading any file in the bucket. This could result in the compromise of S3 buckets containing production data...

7AI score
Exploits0
Hacker One
Hacker One
added 2022/02/18 6:51 p.m.43 views

curl: Use of Unsafe function || Strcpy

Summary: It was observed that application is using strcpy function which may cause buffer overflow attacks. Affected Code https://github.com/curl/curl Affected Lines 1. Line 195 of curl-master\tests\libtest\stubgssapi.c 2. Line 204,212,216 curl-master\tests\server\socksd.c Steps To Reproduce: Let...

0.3AI score
Exploits0
Hacker One
Hacker One
added 2022/02/18 10:20 a.m.18 views

TikTok: Information Leakage via TikTok Ads Web Cache Deception

A theoretical web cache deception vulnerability was found on TikTok Ads, that could have resulted in information leakage if clicked on by an authenticated user. We thank @arifmkhls for reporting this to our team and confirming its resolution...

2.5AI score
Exploits0
Hacker One
Hacker One
added 2022/02/18 3:44 a.m.33 views

Automattic: De-anonymize anonymous tips through the Tumblr blog network

Hey y’all! 👋 Hope all is well! Summary: I noticed that, if you send an anonymous tip through the Tumblr dashboard, you can be de-anonymized through the notes view on the blog network & maybe elsewhere?. Platforms Affected: All platforms, but requires a blog that is served on the blog network. Ste...

0.4AI score
Exploits0
Hacker One
Hacker One
added 2022/02/17 10:59 p.m.26 views

GitHub Security Lab: [C#] CWE-759: Query to detect password hash without a salt

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

0.5AI score
Exploits0
Hacker One
Hacker One
added 2022/02/17 10:31 p.m.21 views

GitHub Security Lab: CPP: Add query for CWE-266 Incorrect Privilege Assignment

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

2.2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/17 10:31 p.m.21 views

GitHub Security Lab: [Java]: CWE-073 - File path injection with the JFinal framework

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

1.3AI score
Exploits0
Hacker One
Hacker One
added 2022/02/17 11:22 a.m.43 views

Stripe: CSRF token validation system is disabled on Stripe Dashboard

@dsharad discovered that due to a code change deployed on 2/14/2022, Cross Site Request Forgery CSRF protection was disabled in the Stripe Dashboard. This could have allowed an attacker to trick a victim user to visit a malicious website and cause limited changes to the victim’s Stripe account su...

7.2AI score
Exploits0
Hacker One
Hacker One
added 2022/02/17 10:11 a.m.18 views

U.S. General Services Administration: Account takeover leading to PII chained with stored XSS

I have found a vulnerability on https://vehiclestdb.fas.gsa.gov/ for account takeovers The website is not using proper authentication to claim the user signing in is actually the account owner due to only requiring an email address to sign in and no password. This leads to an attacker being able ...

6.5AI score
Exploits0
Hacker One
Hacker One
added 2022/02/17 2:46 a.m.13 views

Alohi: Misconfigured rate limit for SMS phone verification endpoint

One of our rate-limit configurations had a high threshold, allowing attackers to spam request multiple SMS codes by replicating the network request to a phone number before getting blocked...

2.4AI score
Exploits0
Hacker One
Hacker One
added 2022/02/16 10:46 p.m.23 views

MTN Group: Insecure Storage of Sensitive Information on lonestarcell.com server

Hello , i hope your doing well i found some sensitive information disclosure at those endpoint it is disclosure server status and some other stuff https://simregistration.lonestarcell.com//monitoring/DB02/DB02.htmlSystem https://simregistration.lonestarcell.com//monitoring/DB01/index.html...

6.6AI score
Exploits0
Hacker One
Hacker One
added 2022/02/16 3:23 a.m.30 views

SecurityScorecard: HTML injection through Invite Teammate email

Summary: I found HTML injection on domain https://platform.securityscorecard.io/ when we send invite teammate email. In this case "message" parameter is vulnerable. Steps To Reproduce: 1. Go to page https://platform.securityscorecard.io/ and login. 2. Now go to page...

7.1AI score
Exploits0
Total number of security vulnerabilities15273