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Hacker One
Hacker One
added 2020/04/19 7:49 p.m.28 views

Mail.ru: "😂" + Unauthenticated Stored XSS in API at https://api.my.games/comments/v1/comments/update/

Crossite scripting in community.my.games via post comments due to incomplete fix for 848732 I have been working on this issue for 2 hours and over 300 fails. Finally, I could exploit with a very exotic XSS payload. Payload with an emoji a little trick: %F0%9F%98%82!--😂//=...

1.6AI score
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Hacker One
Hacker One
added 2020/04/19 11:42 a.m.19 views

8x8: Directory listing of https://get8x8.com/

The marketing domain get8x8.com was using default Apache directory configurations with indexing enabled...

0.7AI score
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Hacker One
Hacker One
added 2020/04/19 9:30 a.m.16 views

GitLab: Unauthorized access to private project security dashboard

Summary User with guest permissions can't view security dashboard of the private project. However, this is not applied when user permission changes from maintainer to guest. As a result, if user was previously a maintainer in the project he/she can add the project to their security dashboard and...

7.3AI score
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Hacker One
Hacker One
added 2020/04/19 6:6 a.m.88 views

MTN Group: Disclosure of internal information using hidden NTLM authentication leading to an exploit server

By using a request get on the url http://www.mtncongo.net/fr/Pages/ of the blog. we collect sensitive information from blogs step Typically, when visiting a website http://www.mtncongo.net/ or directory http://www.mtncongo.net/fr/Pages/ requiring privileged access, the server will initiate a logi...

0.3AI score
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Hacker One
Hacker One
added 2020/04/18 9:49 p.m.31 views

Semrush: Broken validation of user Id for JWT Token

Traffic Analytics Tool TA uses JWT tokens to store user subscription information without any kind of personal information. JWT tokens are created by passing a user ID. There was an error with validation of user Id for JWT token...

6.6AI score
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Hacker One
Hacker One
added 2020/04/18 9:17 p.m.26 views

Shopify: IDOR on stocky application-Low Stock-Varient-Settings-Columns

Hello, I have found a IDOR on stocky application Low Stock-Varient-Settings-Columns attribute, in fact malicious user can change the columns of another user. POC: 1Create two user A and B, login to A and create a store, test.myshopify.com login to user B and create a store test1.myshopify.com...

7AI score
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Hacker One
Hacker One
added 2020/04/18 6:53 p.m.40 views

Mail.ru: [city-mobil.ru] SSRF & limited LFR on /taxiserv/photoeditor/save endpoint via base64 POST parameter

Vulnerability in photo editing functionality of https://city-mobil.ru/taxiserv/ allowed SSRF requests to internal services and local file read ability limited to image files. ¯\ツ/¯ I don't understand how I have missed it during fix validation of 748123 report. It's partly blind SSRF & LFR, which...

2.4AI score
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Hacker One
Hacker One
added 2020/04/18 10:43 a.m.38 views

Nextcloud: Reduced purmations on encryption

OC\Security\SecureRandom::generate Reduced Permutations OC\Security\SecureRandom::generate will by default use a-Z0-9+/ 64 bytes character set. The numbers are not predictable, due to the use of randomint. Most notably the OC\Security\Crypto::encrypt method uses an IV with a length of 16 bytes. I...

3.5CVSS2.3AI score0.00369EPSS
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Hacker One
Hacker One
added 2020/04/18 4:27 a.m.70 views

U.S. Dept Of Defense: Previously Compromised PulseSSL VPN Hosts

Hi again!! Back in 2019, I had reported that a pulseSSL VPN server owned by US DoD can be compromised by a publicly available exploit. The report is 681249. As a result, the userid and passwd db was also compromised. I found that at least 1 userid and password combination from that compromised db...

0.2AI score
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Hacker One
Hacker One
added 2020/04/17 10:49 p.m.13 views

Elastic: Remote Code Execution on Cloud via latest Kibana 7.6.2

Summary: A prototype pollution in Kibana can be used to gain remote code execution. Description: There is a prototype pollution bug in the upgrade assistant's telemetry collector, via a dangerous usage of .set:...

0.4AI score
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Hacker One
Hacker One
added 2020/04/17 6:58 p.m.20 views

Stripo Inc: SSRF in my.stripo.email

They are a SSRF Server-side Request Forgery in https://my.stripo.email An attacker can do an attack and get ip address behind WAF and try to get RCE...

0.9AI score
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Hacker One
Hacker One
added 2020/04/17 5:8 p.m.91 views

GitHub Security Lab: CPP: Out of order Linux permission dropping without checking return codes

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

1.4AI score
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Hacker One
Hacker One
added 2020/04/17 4:0 p.m.88 views

GitHub Security Lab: Go/CWE-643: XPath Injection Query in Go

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

1.4AI score
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Hacker One
Hacker One
added 2020/04/17 3:45 p.m.50 views

Mail.ru: SQL LIKE clauses wildcard injection

LIKE clause was misused for session validation in one of https://c-api.city-mobil.ru/v2 API calls, allowing character-by-character session bruterofce. The session validation logic mistakenly allowed wildcards in the authorization token...

1.1AI score
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Hacker One
Hacker One
added 2020/04/17 9:39 a.m.62 views

Internet Bug Bounty: Out-of-Bound Read in urldecode() [CVE-2020-7067]

Hi, Please see: https://bugs.php.net/bug.php?id=79465&edit=2 CVE is assigned CVE-2020-7067 Fixed in 7.4.5 Release: https://www.php.net/ChangeLog-7.php7.4.5 Impact A remote attacker might leak values from the memory by crafting a malicious url-encoded string into PHP's urldecode...

5CVSS6.3AI score0.04311EPSS
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Hacker One
Hacker One
added 2020/04/17 9:23 a.m.66 views

Valve: Privilege Escalation vulnerability in steam's Remote Play feature leads to arbitrary kernel-mode driver installation

Tested on Windows 10 x64 On Steam starting, it will check all installed files' Integrity, and re-download the modified files. This step makes every single file in Steam installation folder is exactly its original self. Before the first time Steam stream to SteamLink Remote Play feature, it makes...

3.3AI score
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Hacker One
Hacker One
added 2020/04/16 8:44 p.m.282 views

Nextcloud: Code injection possible with malformed Nextcloud Talk chat commands

Summary The Nextcloud Talk app allows system administrators to setup chat commands that can be executed in Talk using the "/command" syntax. Users can provide additional arguments to the commands, such as "/calc 1+1" or "/wiki Hello", which are passed to the underlying script using @exec. If...

6.5CVSS0.8AI score0.01668EPSS
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Hacker One
Hacker One
added 2020/04/16 4:17 a.m.18 views

DRIVE.NET, Inc.: [www.drive2.ru] Insufficient Security Configurability - The user can using the same password as your current ID.

The current username and password can be set the same, making it easy to guess the password. As a weak password policy issue, The current username and password can be set the same, making it easy to guess the password. |Technical severity|VRT category| Specific vulnerability name|Variant / Affect...

1.8AI score
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Hacker One
Hacker One
added 2020/04/15 9:8 p.m.26 views

Internet Bug Bounty: Windows only: arbitrary file read vulnerability in openssl s_server

==Copied from an email sent to [email protected] on August 15, 2019== Hi, There's an arbitrary file read vulnerability present in openssl sserver when ran on Windows with the -WWW or -HTTP option. To reproduce: run openssl sserver -tls1 -WWW -accept 443 run .\curl.exe -k...

6.8AI score
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Hacker One
Hacker One
added 2020/04/15 6:30 p.m.16 views

Mail.ru: [c-api.city-mobil.ru] IDOR chat messages between driver and customer

UUIDv1 was used as identifier in c-api.city-mobil.ru for some APIs where identifier was intended to be non-brutable while UUIDv1 entropy is insufficient...

1.9AI score
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Hacker One
Hacker One
added 2020/04/15 2:59 p.m.31 views

GitLab: gitlab-workhorse bypass in Gitlab::Middleware::Multipart allowing files in `allowed_paths` to be read

Summary Extracted from https://hackerone.com/reports/835455activity-7672566 While testing and looking at the patch for the nuget package workhorse bypass https://gitlab.com/gitlab-org/gitlab/issues/209080 I think I came across a more widespread bypass: bash create test file on gitlab server echo...

6.8AI score
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Hacker One
Hacker One
added 2020/04/15 4:21 a.m.98 views

Phabricator: SSRF in notifications.server configuration

Modifying the notification server settings so that it connects to a malicious server. An attacker is able to redirect traffic from the vulnerable application to internal or external network resources. Steps To Reproduce: --------------------- 1. Open your phabricator installation authenticated wi...

0.2AI score
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Hacker One
Hacker One
added 2020/04/14 11:22 p.m.62 views

Basecamp: CSRF on launchpad.37signals.com OAuth2 authorization endpoint

Hi, I found a CSRF in the OAuth2 authorization endpoint on launchpad.37signals.com. That allows a malicious 3rd party application to gain full API access to victim's account in 37signals products that uses OAuth2 authorization. I found that when making a post request to authorization endpoint it...

1AI score
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Hacker One
Hacker One
added 2020/04/14 9:36 a.m.126 views

Visma Public: Ability to delete projects from Archived companies (Read only version)

The researcher discovered that Projects can be deleted from Archived companies which have "read only version".It was assessed as Low impact...

3.7AI score
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Hacker One
Hacker One
added 2020/04/13 9:32 p.m.18 views

Uber: Exposed█████████in apk file - devbuilds.uber.com

Sensitive information was disclosed because of internal token leakage...

0.3AI score
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Hacker One
Hacker One
added 2020/04/13 7:2 p.m.11 views

Mail.ru: Reflected XSS in city-mobil.ru/

Reflected XSS in city-mobil.ru due to unsafe usage of GET parameter...

2.7AI score
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Hacker One
Hacker One
added 2020/04/13 6:52 p.m.53 views

Mail.ru: XSS in [community.my.games]

Crossite scripting in community.my.games via post comments All we say is Thank You for an Account Takeover Flaw!...

2.3AI score
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Hacker One
Hacker One
added 2020/04/13 4:26 p.m.377 views

Shopify: None permission staff member can identify installed application and products attached to it

Hello, To see if a store has application installed and which products its configured the staff member should have application permission otherwise nothing is visible but i found a way that let none permission staff member to identify if the store has installed Digital Downloads and if the...

6.7AI score
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Hacker One
Hacker One
added 2020/04/12 10:43 a.m.26 views

Mail.ru: IDOR in tracking driver logs at city-mobil.ru

IDOR vulnerability in taxiserv interface allowed to access a track log of a different driver...

4.7AI score
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Hacker One
Hacker One
added 2020/04/11 5:51 p.m.18 views

Uber: Cookie Bombing cause DOS - businesses.uber.com

Cookie Bombing cause DOS on businesses.uber.com...

1.8AI score
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Hacker One
Hacker One
added 2020/04/11 5:23 p.m.17 views

Mail.ru: Content injection on shared event (calendar.mail.ru)

Allowed tags/attributes for calendar events in calendar.mail.ru were not properly restricted allowing interface elements spoofing...

3AI score
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Hacker One
Hacker One
added 2020/04/11 4:43 p.m.123 views

U.S. Dept Of Defense: Full Account Take-Over of ████████ Members via IDOR

Summary https://███████ is a Social Network Site belonging to US DoD. Membership is open to anyone, I have found a method to fully take-over any members' account by exploiting an IDOR bug in the ██████████ end-point. By changing the following values in the POST request to the affected end-point:...

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Hacker One
Hacker One
added 2020/04/11 12:0 p.m.54 views

Mail.ru: Information Disclosure on {http://pro.tracker.my.com}

Prometheus performance metrics were publicly available on pro.tracker.my.com...

0.3AI score
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Hacker One
Hacker One
added 2020/04/11 8:57 a.m.18 views

U.S. Dept Of Defense: Members Personal Information Leak Due to IDOR

Summary https://██████ allows anyone to sign up and view other members profile. According to wikipedia, ███████ is part of US DoD "████████": ██████ I signed up with a regular account and noticed that by referencing users ████, I can send thousands of "█████████" and also, using another end-point...

6.7AI score
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Hacker One
Hacker One
added 2020/04/11 8:39 a.m.15 views

U.S. Dept Of Defense: Stored XSS via 64(?) vulnerable fields in ███ leads to credential theft/account takeover

Summary: A user is able to complete a ████████ worksheets via https://██████████. This form allows a user to store multiple XSS payloads within, which will in turn allow the attacker to run malicious code in context of the legal personnel who view the request. Impact The attacker can have multipl...

6.3AI score
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Hacker One
Hacker One
added 2020/04/11 6:3 a.m.16 views

Stripo Inc: SSRF via Export Service in ActiveCampaign

SSRF with ActiveCampaign...

4.1AI score
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Hacker One
Hacker One
added 2020/04/10 10:21 p.m.119 views

Mail.ru: XSS at go.mail.ru

DOM-based self XSS in go.mail.ru social search functionality...

2.4AI score
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Hacker One
Hacker One
added 2020/04/10 9:47 p.m.14 views

Elastic: Stored XSS in Elastic App Search

Summary: There exists a stored XSS via referenceui in "URL" Parameter in the latest Elastic App Search v7.6.2 Tested both on cloud and local instance Description: Stored attacks are those where the injected script is permanently stored on the target servers, such as in a database, in a message...

5.4AI score
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Hacker One
Hacker One
added 2020/04/10 1:8 p.m.89 views

BTFS: xss on bittorrent.com

hi team i realized xss bug on headers.php. https://www.bittorrent.com/scripts/site/headers.php?=1586521900793&callback= https://www.bittorrent.com/scripts/social/gettweet.php?=1586521900791&callback= its works on IE browsers. Impact fix them...

1.6AI score
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Hacker One
Hacker One
added 2020/04/10 1:3 p.m.129 views

BTFS: frame injection on bittorrent.com

Hi team, headers.php is injectable. you can see on IE browsers. FULL URL : https://www.bittorrent.com/scripts/site/headers.php?=1586521900793&callback=%3ciframe%20src%3d%22http%3a%2f%2fgoogle.com%2f%3f%22%3e%3c%2fiframe%3e Impact fix them...

1.6AI score
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Hacker One
Hacker One
added 2020/04/10 12:4 p.m.78 views

BTFS: .git file accessible on remote.bittorrent.com

Hi team, i detected your .git file accessible for any unauthorized user. url : https://remote.bittorrent.com/static/webui/.git/config HTTP/1.1 200 OK Set-Cookie: BTURT=talon-i-0837bbfadd509c546-2; path=/; domain=.utorrent.com Server: TornadoServer/2.1.1git Connection: keep-alive Content-Length: 2...

0.8AI score
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Hacker One
Hacker One
added 2020/04/10 12:1 p.m.81 views

BTFS: XSS on remote.bittorrent.com

Hi security team, ı found xss on your subdomain. this is includes callback function. url : https://remote.bittorrent.com/talon/logout?message= Impact fix them...

0.9AI score
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Hacker One
Hacker One
added 2020/04/10 11:43 a.m.35 views

Acronis: Open redirect at mc-beta-cloud-acronis.com

Open Redirect Vulnerability Steps To Reproduce: Type in this URL:...

1.9AI score
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Hacker One
Hacker One
added 2020/04/10 10:16 a.m.596 views

Glassdoor: Reflected XSS on https://www.glassdoor.com/employers/sem-dual-lp/

Summary: There is a reflected XSS on https://www.glassdoor.com/employers/sem-dual-lp/ through the utmsource parameter. By using URL encoding I was able to bypass the WAF. Affected URL or select Asset from In-Scope: https://www.glassdoor.com/ Affected Parameter: utmsource Vulnerability Type: XSS...

1.2AI score
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Hacker One
Hacker One
added 2020/04/10 6:34 a.m.256 views

BlockDev Sp. Z o.o: Blind SSRF at https://chat.makerdao.com/account/profile

Blind SSRF at https://chat.makerdao.com/account/profile...

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Hacker One
Hacker One
added 2020/04/10 2:57 a.m.107 views

Topcoder: SVG file upload leads to XML injection

Summary: Upload Avatar option allows the user to upload image/ . Thus enabling the upload of many file formats including SVG files MIME type: image/svg+xml SVG files are XML based graphics files in 2D images. Thus, this opens up an attack vector to upload specially crafted malicious SVG files. Th...

0.1AI score
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Hacker One
Hacker One
added 2020/04/09 9:57 p.m.247 views

GitHub Security Lab: CPP: Out of order Linux permission dropping without checking return codes

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

1.4AI score
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Hacker One
Hacker One
added 2020/04/09 8:17 p.m.249 views

Imgur: Sourcemaps and Unminified Source Code Exposed on Pages

Hello, I'm not sure if this was actually meant to be made public on purpose, but I was looking through some of the sources that were loaded and found out the following: https://imgur.com/ - See ██████ s.imgur.com - desktop-assets - js contains multiple minified JS files as one would usually expec...

7.1AI score
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Hacker One
Hacker One
added 2020/04/09 6:33 p.m.22 views

Zomato: [www.zomato.com] Abusing LocalParams (city) to Inject SOLR query

Hi Team! ; I Found an limited SOLR Injection by Abusing LocalParams city in /webapi/searchapi.php, Therefore Please respect my decision to mark this report as Medium instead of High Based on the fact the code is Vulnerable even if it's hard to exploit. - Request adding single Backslash: http GET...

7.8AI score
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Hacker One
Hacker One
added 2020/04/09 5:34 p.m.399 views

GitHub Security Lab: Java/CWE-036: Calling openStream on URLs created from remote source can lead to file disclosure

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

0.7AI score
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Total number of security vulnerabilities15406