Liberapay: Unauthenticated team "income/payments" export ignores donor privacy settings (hide_giving, hide_from_lists) and uses frozen visibility, exposing donat

A vulnerability was discovered in the unauthenticated team "income/payments" export feature of Liberapay. The vulnerability allowed an attacker to retrieve donor identity, exact donation amount, and donation dates for public donors, bypassing the donor's explicit privacy settings such as...

MariaDB: MariaDB GRANT PROXY permits unauthorized authentication changes and administrator account takeover

A vulnerability was discovered in MariaDB that allowed an authenticated user with only USAGE privileges to change the password of an existing administrator account. This was achieved through the grantee clause of the GRANT PROXY statement, which permitted bypassing the authorization checks and...

curl: curl --skip-existing has a TOCTOU race that lets a post-check symlink redirect the later download write

Summary: The curl CLI's --skip-existing option performs a separate existence check before the download body is written. In the verified path, curl first calls stat on the target pathname and decides "the file does not exist, so continue", but it does not keep an fd bound to that decision. The...

GitHub: OAuth redirect uri validation bypass for :proxima_first_party_sync apps

A vulnerability was identified in GitHub Enterprise Server that allowed an attacker to bypass OAuth redirect URI validation. The vulnerability was fixed in versions 3.20.1, 3.19.5, 3.18.8, 3.17.14, 3.16.17, 3.15.21, and 3.14.26. The vulnerability was reported through the GitHub Bug Bounty program...

curl: arbitrary file read via `file://` path traversal with `--path-as-is`

Summary: Using --path-as-is with a file:// URL skips normalization of .. segments allowing reading of any local file the process can access Affected version curl 8.15.0-DEV commit 2a9dfe275, June 27, 2025 on Kali Linux 2024.3, x8664 Steps To Reproduce: 1. bulild curl with debug and ASan: git clon...

Internet Bug Bounty: [CVE-2024-25126] Denial of Service Vulnerability in Rack Content-Type Parsing

A denial of service vulnerability was discovered in the content type parsing component of Rack. The vulnerability was assigned the CVE identifier CVE-2024-25126. The vulnerability affected versions 0.4 and above of Rack, and was addressed in versions 3.0.9.1 and 2.2.8.1...

Doppler: Github app(link) Takeover Listed on "https://docs.doppler.com/docs/github-actions" page

A github app presented on a Doppler documentation page was vulnerable to takeover, enabling attackers to achieve malicious objectives. The app link has since been removed or replaced to mitigate this vulnerability...

Internet Bug Bounty: CVE-2024-0853: OCSP verification bypass with TLS session reuse

CVE-2024-0853 was a vulnerability in the cURL library where OCSP verification was bypassed when reusing a TLS session. The vulnerability was caused by cURL inadvertently keeping the SSL session ID in its cache even when the OCSP stapling verification failed. This allowed subsequent transfers to t...

Teleport: access list owner can escalate his role to the highest roles

Summary: 1. Go to your-domain.teleport.sh/web/accesslists. 2. Create a new access list and add a role to "Roles Granted," e.g., "reviewer" role. 3. Add a user as the Access List Owner. 4. The user, as the Access List Owner, can escalate the role of the list to higher roles, thereby escalating the...

Internet Bug Bounty: Possibility of Request smuggling attack

A vulnerability in Apache Tomcat allowed request smuggling due to incorrect parsing of HTTP trailer headers. A specially crafted trailer header exceeding the size limit could cause Tomcat to treat a single request as multiple requests, enabling request smuggling attacks when behind a reverse prox...

Snowplow: Unauthorised ██████████ Auth via Token Leakage & HTTP Header Injection

Summary We've identified that your Email Filtering mechanism is misconfigured in the way it visits suspicious links. This behavior is dangerous, as data exfiltration is possible when a 3rd party service sends an incoming email containing sensitive data. A great example would be a reset password...

U.S. Dept Of Defense: [█████████] Information disclosure due unauthenticated access to APIs and system browser functions

Multiple information exposure vulnerabilities were discovered in a Jira Server instance, allowing unauthenticated access to APIs and system browser functions. These vulnerabilities could be exploited by an attacker to gain unauthorized access to sensitive data and run arbitrary code on the server...

HackerOne: Create miscellaneous support ticket on anyone's account through [email protected] email

A vulnerability was discovered where an attacker could create support tickets on anyone's account by sending a fake email to [email protected]. This allowed the attacker to create tickets on behalf of victims or even HackerOne staff. The issue was resolved internally and the created tickets...

Snapchat: internal dev tokens disclosure

Sensitive internal development information was inadvertently disclosed in the commits history of the open-source project Keydb, which was made public by Snapchat. This included a Personal Access Token PAT used for GitHub authentication, which could have been exploited by malicious actors...

Nextcloud: Reflected XSS vulnerability with full CSP bypass in Nextcloud installations using recommended bundle

A reflected XSS vulnerability with full CSP bypass was discovered in Nextcloud installations using the recommended bundle. The vulnerability allowed attackers to inject malicious code into web pages, which could be executed in the context of the victim's browser session, leading to a trivial...

Consensys: CSV Injection at https://assets-paris-demo.codefi.network/

Summary: Hi consensys Security Team. I have found CSV Injection when generate report at https://assets-paris-demo.codefi.network/ CSV Injection, also known as Formula Injection, occurs when websites embed untrusted input inside CSV files. When a spreadsheet program such as Microsoft Excel or...

Gymshark: Subdomain takeover on 'de-headless.staging.gymshark.com'

The Gymshark subdomain https://de-headless.staging.gymshark.com/ was pointing to an unclaimed Shopify site. Because of this an attacker could claim this subdomain, via Shopify, and serve their own content. This is extremely dangerous as an attacker could serve any malicious content on this domain...

U.S. Dept Of Defense: External service interaction ( DNS and HTTP ) in www.████████

An External Service Interaction vulnerability was found in www.█████████, allowing an attacker to induce the application to interact with arbitrary external services such as DNS and HTTP. This could lead to various attacks, including DDoS, OS Command Injection, DOS, and Code Manipulation...

MercadoLibre: Stored XSS in reclamos

Stored XSS vulnerability was discovered in the reclamos section of MercadoLibre. The issue was reported by @valent1ne, who provided clear steps to reproduce the vulnerability and a proof-of-concept code. MercadoLibre acknowledged the issue and implemented a fix...

curl: CVE-2022-32205: Set-Cookie denial of service

Summary: Curl fails to limit the number of cookies that can be set by a single host/domain. It can easily lead to a situation where constructing the request towards a host will end up consuming more than DYNHTTPREQUEST memory, leading to instant CURLEOUTOFMEMORY. Any host in a given domain can...

VK.com: Reflected Xss On https://vk.com/search

XSS in Search...

Kubernetes: Attacker can bypass authentication build on ingress external auth (`nginx.ingress.kubernetes.io/auth-url`)

Report Submission Form Summary: Sending request with ..%2F allows to manipulate headers: X-Original-Url X-Auth-Request-Redirect due to that manipulation external auth service could make wrong decision and return 204 instead of 401/403. To be clear: manipulation of those headers give no possibilit...

Courier: [3] Bypassing IP Based Rate Limit Blocking leads to rate limit bypass in Courier Login Panel

Hi team, I would like to report rate limit issue based on IP blocking mechanism. Rate-limitation nowadays is not effective anymore to protect against brute-force. There are many botnets out there which can be used to overcome this hurdle, as well as cloud VPS services e.g. Amazon AWS EIPs, Digita...

MTN Group: Otp bypass in verifying nin

Summary: while conducting my research in your website I found that while verifying NIN number it send the otp to the enterd mobile number that can be bypassed. Steps To Reproduce: 1 Go to https://nin.mtnonline.com/nin/ 2 click submit nin.Now it will redirect to another page...

Nextcloud: High memory usage for generating preview of broken image

When the attached file is uploaded and a preview is generated e.g. in the folder overview of the files app, the PHP process allocates a very large amount of memory on my machine it was shortly around 5 GByte and CPU. Tested with latest master 1366b35081f1d92429787696f4175c19a602858a on Ubuntu 20....

Mail.ru: Blind XSS Stored and CORS misconfiguration в отчете "События" сервиса top.mail.ru

Details: Прежде чем начать, хотелось бы отметить что в правилах по XSS сказано including privilege escalations within the product are accepted without bounty, однако полученные таким образом Cookies жертвы не привязаны к домену продукта top.mail.ru. Вот пример, Cookies: ██████████ Domain, site,...

Basecamp: Domain Takeover [3737signals.com]

Hi, While i was analyzing the Basecamp3 Android app i found 3737signals.com on the source code as i understand you are passing it to the intentto view it on some case. F1368921 When I opened it on the browser I got DNS error says the domain name does not exist F1368922 As you can see at the botto...

Nextcloud: Download of file with arbitrary extension via injection into attachment header

Description ----------- When downloading mail attachments, the app fails to properly escape quotes in the content disposition header. Because of this, an attacker can send a victim a file with a benign extension such as .txt or .png which when downloaded will be stored with a malicious extension...

GitHub Security Lab: [GO]: CWE-326: Insufficient key size

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

Basecamp: HTTP Request Smuggling via HTTP/2

HTTP Request Smuggling via HTTP/2...

Sifchain: Clickjacking misconfiguration bug

Hi team, While performing security testing of your website i have found the vulnerability called Clickjacking. Many URLS are in scope and vulnerable to Clickjacking. What is Clickjacking ? Clickjacking User Interface redress attack, UI redress attack, UI redressing is a malicious technique of...

Nextcloud: index.php/apps/files_sharing/shareinfo endpoint is not properly protected

When federated shares between two Nextclouds are created they do not use standard webdav to communciate. But to obtain the filelist they seem to use the SERVER/index.php/apps/filessharing/shareinfo endpoint. Unlike the other endpoint for tokens like public link shares. There is no brute force...

Elastic: RCE hazard in reporting (via Chromium)

Summary: Reporting embeds a Chromium that is susceptible to RCEs Description: Reporting uses a headless Chromium to generate PNGs and PDFs. This is invoked at least on Elastic Cloud, ECE and ECK with --no-sandbox to work at all. There are RCEs readily available for Chrome, and at least the versio...

Ruby: OS Command Injection in 'rdoc' documentation generator

Details: If the removeunparseable function receives a list of files with a command in the name of one of them, it will be executed. Just enough the name to match the pattern. The problem code: ruby def removeunparseable files files.reject do |file, | file =...

VK.com: Stored XSS при удалении группы из беседы (m.vk.com)

Недостаточная фильтрация символов в названии сообщества...

Stripe: GRAPHQL cross-tenant IDOR giving write access thought the operation UpdateAtlasApplicationPerson

@bubbounty discovered an Insecure Direct Object Reference IDOR vulnerability that allowed someone with prior Admin access to a Stripe account to add a co-founder to a Stripe Atlas application belonging to the merchant account they used to administer. The issue has been addressed by only allowing...

MTN Group: Unauthenticated Arbitrary File Deletion (CVE-2020-3187)

Summary: A vulnerability in the web services interface of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct directory traversal attacks and obtain read and delete access to sensitive files on a...

Zivver: Two-factor authentication can be disabled when logged in without 2fa or password confirmation

When a user performed sensitive actions on an account, he/she didn't have to provide his/her password after some inactivity. This issue is now addressed and to perform actions related to account security, the user has to provide his/her password before continuing...

Concrete CMS: Fetching the update json scheme from concrete5 over HTTP leads to remote code execution

Hi, I noticed that concrete5 fetches the update JSON scheme from www.concrete5.org over HTTP. The fetched json defines the download URL, so we can simply tamper with this JSON in order to make the update URL point to a server controlled by us. Combining this with the possibility to set an arbitra...

Zomato: Availing Zomato gold by using a random third-party `wallet_id`

We received a report from @pandaaaa wherein he demonstrated a way to avail Zomato Gold membership using random Zomato User's wallet. The report was triaged and rewarded with critical severity with a CVSS score of 9.3. It was considered critical since a random user's wallet could have been used fo...

GitLab: Ability To Delete User(s) Account Without User Interaction

Summary: Gitlab allows its user to exercise their GDPR rights Right to Access/Delete user data by sending an email to [email protected] however gitlab team doesn't ask for security questioni.e Date Of Birth before deleting the user account moreover doesn't authenticate the incoming emails...

LY Corporation: Spring Actuator endpoints publicly available, leading to account takeover

Due to insufficient access controls, it was possible to access the Spring Boot Actuator endpoints /heapdump and /env. The /heapdump endpoint leaks data from the Java Virtual Machine, leading to disclosure of admin credentials, user tokens and a combination of other data. This endpoint was not...

Razer: IDOR in eform.molpay.com leads to see other users application forms with private data

The tester discovered an IDOR which could allow an adversary to view the application form data of another user's application form given knowledge of the application ID. He worked with Triage to provide a working PoC. Razer Fintech appreciates the report to help keep customer data secure...

curl: Heap buffer overflow in TFTP when using small blksize

Summary: With a TFTP server that does not send OACK, but instead starts anyway with first block with 512 bytes block size, the curl library fails to assume default 512 bytes blocks. Instead it detects EOF and does not return an error code. Consequence is a truncated file that is 512 bytes without...

Internet Bug Bounty: Out of Bounds Memory Read in exif_scan_thumbnail

I have found and reported an out of bounds memory read in PHP exifscanthumbnail When PHP EXIF extension is parsing EXIF information from an image, e.g. via exifreaddata function, in PHP versions 7.1.x below 7.1.31, 7.2.x below 7.2.21 and 7.3.x below 7.3.8 it is possible to supply it with data wha...

GitLab: Uncontrolled Resource Consumption in any Markdown field using Mermaid

Summary I found a bypass for the mitigation of DoS via Mermaid CVE-2019-9220. As the mitigation for CVE-2019-9220, the input limit of 5000 characters is currently applied to a Mermaid code block, but it can be bypassed by simply splitting the longer payload to many code blocks. Steps to reproduce...

Shopify: Inject page in admin panel via Shopify.API.pushState

Summary Shopify.API.pushState call the method handleRoutePushEvent, allows you to change routes to open pages from admin panel: js handleRoutePushEventpathname: e, search: t, state: a, hash: o const adminPath: n, history: i = this.props // adminPath = /admin , s = "".concatn.concate; // // If we...

ZEIT: Open redirect vuln on login

Summary: An attacker can redirect vicitm on an external website using https://zeit.co/login endpoint because next parameter Steps To Reproduce: add details for how we can reproduce the issue 1 .Go To https://zeit.co and login there 2 .after login go to...

Monero: Remote P2P DoS

Remote P2P DoS resolved. https://www.activism.net/cypherpunk/manifesto.html...

Automattic: Denial of service to WP-JSON API by cache poisoning the CORS allow origin header

The WP-JSON implementation on some wordpress.com websites I've tested is vulnerable to denial of service where by an attacker can provide an arbitrary Origin header in the request, which is then echoed back in the response via the Access-Control-Allow-Origin header, which is cached and served to...