GitHub: RC Between GitHub's Repo Transfer REST API and updateTeamsRepository GraphQL Mutation Results in Covert and Persistent Admin Access Retention

A race condition was discovered in GitHub Enterprise Server that allowed an administrator to retain access permissions on repositories after transfer. This was possible by manipulating repository permissions through a GraphQL mutation during the transfer process. The vulnerability affected GitHub...

Expedia Group Bug Bounty: Cache Poisoning Allows Stored XSS Via hav Cookie Parameter (To Account Takeover)

A cache poisoning vulnerability allowed for stored cross-site scripting XSS attacks via the "hav" cookie parameter on abritel.fr, leading to account takeover. The server had a protection mechanism that hid double quotes, but not greater than and less than symbols, which allowed the attacker to...

MTN Group: Exposure Of Admin Username & Password

Hello Team, Ther an exposure of your username and password on this subdomain https://engage2.mtnonline.com/nc/ Exposed Credentials uid: "mtnng", passwd: "bd31568138edbfc0552a1ecc6886ea5c", Steps To Reproduce: Visit https://engage2.mtnonline.com/nc/ Now, press CTRL+U to view the source code of thi...

Ruby on Rails: Incomplete fix for CVE-2022-32209 (XSS in Rails::Html::Sanitizer under certain configurations)

While building a PoC for CVE-2022-32209, I noticed that I could not fix my vulnerable application by updating https://github.com/rails/rails-html-sanitizer from 1.4.2 to 1.4.3 even though the Hackerone report about this vulnerability suggested that this should fix it see here:...

Internet Bug Bounty: Off-by-slash vulnerability in nodejs.org and iojs.org

Original Report: https://hackerone.com/reports/1631350 The reason for submitting this report is written in the comment of the original report. ---- Summary: Configuration files for Nginx in nodejs/build repository have multiple off-by-slash misconfigurations. Because nodejs.org and iojs.org are...

Node.js: Insecure loading of ICU data through ICU_DATA environment variable

Insecure loading of ICU data through the ICUDATA environment variable allowed for potential exploitation, as ICU still honored the variable regardless of privilege level. The impact was likely limited, but it was suggested to build ICU with ICUNOUSERDATAOVERRIDE defined and sanitize the environme...

curl: CVE-2022-30115: HSTS bypass via trailing dot

curl allows users to load a HSTS cache which will cause curl to use HTTPS instead of HTTP given a HTTP URL for a given site specified in the HSTS cache. If the trailing dot is used, the HSTS check will be bypassed. If a user has a preloaded hsts.txt: Your HSTS cache. https://curl.se/docs/hsts.htm...

Zomato: Attacker shall recieve order updates on whatsapp for users who have activated whatsapp notification

H Summary: 1. Order ID are IDOR Insecure Direct Object Reference 2. When users activated whats app notification an attacker would start receiving the notification without user interaction about their order. Proof Of Concept:- When an user order on a restaurant he/she can start whatsapp notificati...

Internet Bug Bounty: Regexes with large repetitions on empty sub-expressions take a very long time to parse

Rust's regex crate guarantees a linear time complexity with regex length for compilation of untrusted regexes. However, existing mitigations for known malicious regexes are based on memory usage and, as such, do not mitigate repetitions of empty sub-expressions. For example, the following payload...

Azbuka Vkusa: Мисконфигурация Cisco Smart Install

Closed...

GitHub Security Lab: New experimental query: Clipboard-based XSS

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

Reddit: Hash-Collision Denial-of-Service Vulnerability in Markdown Parser

Summary: We have found three bugs in Reddit's markdown parser. Two of these bugs are exploitable to launch an algorithmic complexity denial-of-service DoS attack. In this report we explain the bugs and exploits. We also show, in a non-disruptive way, that it appears to exist in the current versio...

U.S. Dept Of Defense: XSS on ███

Hi , I found XSS on ██████████ IP Enumeration ████ go to https://███/+CSCOE+/logon.html?a0=15&a1=&a2=&a3=1 intercept the request by burp suite and send it to repeater then edit the request to be like this GET /+CSCOE+/saml/sp/acs?tgname=a HTTP/1.1 Host: ██████████ User-Agent: Mozilla/5.0 Windows ...

U.S. Dept Of Defense: Cross site scripting

Cross-site Scripting XSS refers to client-side code injection attack wherein an attacker can execute malicious scripts into a legitimate website or web application. XSS occurs when a web application makes use of unvalidated or unencoded user input within the output it generates. Impact Malicious...

GitHub Security Lab: ihsinme:CPP Add query for CWE-415 Double Free

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

U.S. Dept Of Defense: Administration Authentication Bypass on https://█████

Hi there I found a way to connect to an administration space on your website https://██████████ how to reproduce ? 1 - go to this link : https://███/██████████ 2 - create a html file with : html 3 - launch the file, click on the button and return to the page https://███████/█████ 4 - refresh the...

Rocket.Chat: Hi! Security Team Rocket.Chat, It's possible to get information about the users emails without authentication

Description: Email enumeration vulnerability. Vulnerable api method: /api/v1/users.2fa.sendEmailCode Releases Affected:: Rocket.Chat up to 3.10.5 Request for existing account: POST /api/v1/users.2fa.sendEmailCode HTTP/1.1 Host: rocket-chat.local:3000 Referer: http://rocket-chat.local:3000/home...

VK.com: XSS в обработчике ссылок

XSS в парсере ссылок...

Ruby on Rails: Regular expression denial of service in ActiveRecord's PostgreSQL Money type

Summary Hello team! The regular expressions used in the Money type to convert strings like -$100,000.00 to 100000 have an execution time with a quadratic growth proportional to the length of the string. Causing the denial of service requires very long strings but if the parameter is in a post bod...

Mail.ru: Access User Tickets via IDOR in [widget.support.my.games]

IDOR vulnerability in widget.support.my.games allowed to disclose the user tickets...

Open-Xchange: Pre-auth buffer over-read in Dovecot NTLM implementation

Hi, Dovecot security team. I am Orange from DEVCORE security team. We just did a little security audit on the authentication mechanism of Dovecot, and found a buffer over-read in NTLM implementation. The structure of NTLM field is defined in ntlm-types.h c struct ntlmsspbuffer uint16t length; /...

Visma Bug Bounty Program: Stored XSS in 'Notes'

A logged-in user can inject JavaScript code into a specifically crafted Note on a document, such as a Invoice, which will be executed when another user, logged in to the same company, edits the Note...

Nord Security: Password Reset Link Works Multiple Times

Background: Normally, a secure way to handle password reset links is to invalidate the link/token upon usage. Additionally, if multiple reset links are requested, older & unused tokens should also be invalidated i.e., if 2 reset tokens were requested, the 2nd token should be invalid upon your usa...

8x8 Bounty: Reflected xss on 8x8.vc

A reflected cross-site scripting issue was discovered within the account setup workflow of 8x8.vc...

Magic: HTTP SMUGGLING EXPOSED HMAC/DOS

HTTP SMUGGLING EXPOSED HMAC / DOS Using the transfer-encoding header and following it with a zero. The back end leaked the hmac the back end reflected back the hmac key encryption type, and a lot of details. Further testing had it reflect more headers. http-smuggling-dashboard-fortmatic.png we wi...

Shopify: XSS on product comments in transfers

summery: You are able to copy and paste stored XSS code into the comment section of a product in the transfers tab and receive the error. Reproduce: 1. Create a product with the name '"'' 2. add a transfer with that product 3. now go back to the product use the code button and type the same code...

GitLab: Private System Note Disclosure using GraphQL

Summary When you use the REST API or UI to view an issue's discussion/notes, private system note is hidden to member's only. Such as moving an issue to a private project, making issue as duplicate of a confidential issue, someone mentioned this issue in a confidential issue. They are properly...

Nextcloud: Wordpress Users Disclosure

Information Using REST API, we can see all the WordPress users/author with some of their information. Step to Reproduce You can get user info by entering below url in your browser: https://nextcloud.com/wp-json/wp/v2/users Reference: 356047 Impact Authors : LTR , LTREditor can be created scenario...

InnoGames: Chaining Bugs: Leakage of CSRF token which leads to Stored XSS and Account Takeover (xs1.tribalwars.cash)

The referrer leaked the CSRF code, when opening an embedded PHP file set by the images function in tribe forums. Due to a premium function, which allows players to store and run Javascript scripts during the game, the session ID could be grabbed, as it was mistakenly embedded into the DOM. This...

Mail.ru: SSRF

SSRF via URI injection in hou.my.com...

Omise: Failure to Invalid Session after Password Change

While conducting my researching I discovered that the application Failure to invalidate session after password. In this scenario changing the password doesn't destroys the other sessions which are logged in with old passwords. Steps to Reproduce: ---------------------- Video PoC attached Step By...

PayPal: Bypass for #488147 enables stored XSS on https://paypal.com/signin again

Due to a configuration in frontend, caching servers, it was possible for a researcher to use request smuggling to convert a page request into a cached redirect. If the cached redirect were accessed by a legitimate user, an attacker's content would be rendered instead of the requested page. While...

Nextcloud: Predictable Random Number Generator

Description: The mobile application uses a predictable Random Number Generator RNG. Under certain conditions this weakness may jeopardize mobile application data encryption or other protection based on randomization. For example, if encryption tokens are generated inside of the application and an...

Monero: Zero-amount miner TX + RingCT allows monero wallet to receive arbitrary amount of monero

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 mining a...

GitLab: CRLF injection & SSRF in git:// protocal lead to arbitrary code execution

Summary: The implementation of git:// protocal in GitLab is vulnerable to CRLF injection and Server-Side Request Forgery. If the redis server is configured to listen on TCP socket eg. port 6379, an attacker can abuse SSRF to manipulate redis server, injecting malicious payload into systemhookpush...

Chaturbate: No rate limiting in starting up a bot.

hi security team, I was able to start up a bot numerous times. 1. Goto https://chaturbate.com/b/username 2. Choose a bot and capture the request. 3. Send to intruder and repeat the step numerous times. 4. I did this 196times 5.I was able to activate a bot numerous times 6. My room was flooded wit...

Chaturbate: Reflected XSS on secure.chaturbate.com

The hacker found that an external asset used for fraud detection on secure.chaturbate.com was not sanitizing input parameters and could be used for reflected XSS. This external asset was removed...

HackerOne: User login page doesn't implement any form of rate limiting

Hi Team, Summary: As a best practice a login page should have a rate limitting just like hackerone.com Vulnerable Request POST /auth/postlogin HTTP/1.1 Host: ctf.hacker101.com User-Agent: Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: https://ctf.hacker101.com/...

WordPress: Account takeover vulnerability by editor role privileged users/attackers via clickjacking

Vulnerability - Editor role privileged users are able to hack into other's account by exploiting clickjacking vulnerability. Version- 4.9.7 Issue- https://make.wordpress.org/core/handbook/testing/reporting-security-vulnerabilities/why-are-some-users-allowed-to-post-unfiltered-html As mentioned pe...

Node.js third-party modules: [flintcms] Account takeover due to blind MongoDB injection in password reset

I would like to report a privilege escalation vulnerability in flintcms. It allows to reset a known user password, extract its password reset token and reset its password to then access the account. Module module name: flintcms version: v.1.1.9 npm page: https://www.npmjs.com/package/flintcms...

Starbucks: svcardproxydevus.starbucks.com Subdomain take over

You have left a dns record pointing to a dead cloudapp vm. svcardproxydevus.starbucks.com - s00307ntmp0svcardproxydev0.trafficmanager.net - s00307dpipsvcardproxy00.eastus.cloudapp.azure.com = Dead Impact 1 Attacker takes over subdomain and then puts something like porn or something that shouldn't...

New Relic: Blind SSRF in Ticketing Integrations Jira webhooks leading to internal network enumeration and blind HTTP requests

Summary The Ticketing Integrations Jira webhooks for Jira 5/6 and Jira 4 are vulnerable to Blind SSRF issues. These endpoints can be abused to map internal NewRelic network services and send blind HTTP GET and POST requests to identified services. Details The Ticketing Integrations Jira 4 and Jir...

Node.js third-party modules: [glance] Path Traversal in glance static file server allows to read content of arbitrary file

Hi Guys, There is Path Traversal vulnerability in glance module. This issue allows to read arbitrary files from the server, where glance is installed. Module glance a quick disposable http server for static files https://www.npmjs.com/package/glance Stats 33 downloads in the last day 34 downloads...

Semrush: Single Sing On - Clickjacking

Description: Clickjacking User Interface redress attack, UI redress attack, UI redressing is a malicious technique of tricking a Web user into clicking on something different from what the user perceives they are clicking on. Browsers Verified In: Any Steps To Reproduce: Create HTML file containg...

Hacker Target: Sending Emails from DNSDumpster - Server-Side Request Forgery to Internal SMTP Access

| Summary: | | -- | HackerTarget is a service that provides access to online vulnerability scanners and tools used by many security professionals and “makes securing your systems easier”. They also are the creators of DNSDumpster which is a popular service used for recon. | Description: | | --|...

Shopify: Self-XSS in password reset functionality

Hi, When I opened this domain of yours, https://accounts.shopify.com/password-reset/new I just put the following text into email address box, [email protected] it change the colour of the text. Well my point here is that if you could inject HTML, you might be able to add a tag to the page. I...

AlienVault : DOM Based XSS in https://threatcrowd.org

Hello AlienVault security team, I found a DOM Based XSS in https://threatcrowd.org via report function. Proof of Concept Steps to reproduce: 1. https://threatcrowd.org/report.php?report= 2. Fill in with this payload: javascript:promptdocument.domain 3. Send link to victim, when victim click in to...

U.S. Dept Of Defense: 2 vulnerabilities of arbitrary code in ████████ - CVE-2017-5929

Summary: GitHub repo: https://github.com/████████ QOS.ch Logback before 1.2.0 has a serialization vulnerability affecting the SocketServer and ServerSocketReceiver components. High Severity Arbitrary Code Execution Vulnerable module: ch.qos.logback:logback-core Introduced through:...

Internet Bug Bounty: Heap Use After Free Read in unserialize()

ext/standard/varunserializer.re in PHP 7.0.x through 7.0.22 and 7.1.x through 7.1.8 is prone to a heap use after free while unserializing untrusted data, related to improper use of the hash API for key deletion in a situation with an invalid array size. Exploitation of this issue can have an...

Weblate: Uploaded XLF files result in External Entity Execution

Summary: ======== Weblate users in the Translate group or those with the ability to upload translation files can trigger XML External Entity Execution. This is a well known and high/critical vector of attack that often can completely compromise the security of a web application or in some cases...