CVE-2026-43994

Coturn is a free open source implementation of TURN and STUN Server. Versions prior to 4.10.0 contain a stack buffer overflow in decodeoauthtokengcm. A uint16t noncelen field read from an attacker-supplied OAuth access token 0-65535 is passed directly to memcpy as the copy length into a 256-byte...

CVE-2026-55205

Hermes WebUI prior to 0.51.468 is affected by a resource-exhaustion vulnerability in the unauthenticated POST /api/onboarding/oauth/start endpoint. The issue allows unbounded accumulation of in-memory flow state and daemon threads, enabling repeated or concurrent requests to exhaust server memory...

EUVD-2026-37904

Hermes WebUI before 0.51.468 contains a resource exhaustion vulnerability in the unauthenticated POST /api/onboarding/oauth/start endpoint that allows unbounded accumulation of in-memory flow state and daemon threads. Attackers can send repeated or concurrent requests to exhaust server memory and...

CVE-2026-55205 Hermes WebUI < 0.51.468 - Resource Exhaustion via Unauthenticated OAuth Flow Endpoint

Hermes WebUI before 0.51.468 contains a resource exhaustion vulnerability in the unauthenticated POST /api/onboarding/oauth/start endpoint that allows unbounded accumulation of in-memory flow state and daemon threads. Attackers can send repeated or concurrent requests to exhaust server memory and...

CVE-2026-55205 Hermes WebUI < 0.51.468 - Resource Exhaustion via Unauthenticated OAuth Flow Endpoint

Hermes WebUI before 0.51.468 contains a resource exhaustion vulnerability in the unauthenticated POST /api/onboarding/oauth/start endpoint that allows unbounded accumulation of in-memory flow state and daemon threads. Attackers can send repeated or concurrent requests to exhaust server memory and...

npm PraisonAI MCPSecurity Basic/OAuth authentication policies accept invalid credentials without validation

Summary The published npm package praisonai exports an MCPSecurity helper described in source as: text MCP Security - Authentication, authorization, and rate limiting Provides security policies for MCP servers. Its AuthMethod type advertises five authentication methods: ts export type AuthMethod ...

GHSA-4QQ2-2J2X-X62C npm PraisonAI MCPSecurity Basic/OAuth authentication policies accept invalid credentials without validation

Summary The published npm package praisonai exports an MCPSecurity helper described in source as: text MCP Security - Authentication, authorization, and rate limiting Provides security policies for MCP servers. Its AuthMethod type advertises five authentication methods: ts export type AuthMethod ...

PT-2026-50787

Name of the Vulnerable Software and Affected Versions Coturn versions prior to 4.10.0 Description A stack buffer overflow exists in the decode oauth token gcm function. A nonce len field, read from an attacker-supplied OAuth access token, is passed to memcpy as the copy length into a 256-byte sta...

GHSA-J5R2-4C8J-XC3M Gitea: Open Redirect via redirect_to

Details Despite the validation within urlIsRelative in modules/httplib/url.go, an open redirect is still possible due to usage of directory traversal sequences plus a back-slash in the "redirectto" parameter. PoC When a user uses this URL to login:...

GHSA-WRR5-99H5-GQ57 Gitea: Public-only tokens bypass private-resource restrictions on `/api/v1/user` self routes

Summary Many authenticated self routes under /api/v1/user/... do not enforce the public-only token restriction. As a result, a token or OAuth grant marked public-only, but otherwise carrying the route-required read/write scope category, can access or modify private account resources through self...

GHSA-226F-F24G-524W Open WebUI: Redirect-Bypass SSRF in OAuth `_process_picture_url` (incomplete-fix sibling of CVE-2026-45401)

Summary backend/openwebui/utils/oauth.py::processpictureurl v0.9.5, lines 1435-1470 calls validateurlpictureurl on the initial URL only, then invokes aiohttp.ClientSession.getpictureurl, ... without allowredirects=False. aiohttp's default is allowredirects=True, maxredirects=10; the function does...

Open WebUI: Redirect-Bypass SSRF in OAuth `_process_picture_url` (incomplete-fix sibling of CVE-2026-45401)

Summary backend/openwebui/utils/oauth.py::processpictureurl v0.9.5, lines 1435-1470 calls validateurlpictureurl on the initial URL only, then invokes aiohttp.ClientSession.getpictureurl, ... without allowredirects=False. aiohttp's default is allowredirects=True, maxredirects=10; the function does...

Server-side Request Forgery (SSRF)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the processpictureurl function. An attacker can access internal network resources and exfiltrate sensitive data by submitting a crafted OAuth profile image URL that redirec...

NocoDB: Refresh Tokens Persist Through Password Recovery

Summary A stolen refresh token survived a password-forgot flow and could be used to mint fresh JWTs even after the user reset their password. Details passwordChange and passwordReset deleted the user's refresh tokens, but passwordForgot only rotated tokenversion and revoked OAuth tokens — it did...

GHSA-R95R-RJ6R-C39X Pi Agent: Race condition in Pi auth.json writes could expose stored credentials

Pi auth.json writes could briefly expose stored credentials to local users Pi stored API keys and OAuth credentials in auth.json. A race condition in the file write path could briefly create or rewrite this file with permissions derived from the process umask before tightening the file to...

MAL-2026-6161 Malicious code in flexbox-oauth-machinelearning (npm)

The npm package flexbox-oauth-machinelearning published by npm user sproger, [email protected] is a deceptive React Native component and part of a coordinated 37-package campaign across two attacker-controlled domains surrprisingcoompanny.lol and barbellmate.xyz. On component mount it...

PT-2026-50493

Name of the Vulnerable Software and Affected Versions @mariozechner/pi-coding-agent versions 0.28.0 through 0.73.1 @earendil-works/pi-coding-agent versions 0.74.0 through 0.78.0 Description A race condition in the file write path of the credential storage implementation allows the auth.json file,...

PT-2026-50480

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.6 Description An issue exists where the process picture url function in backend/open webui/utils/oauth.py performs URL validation only on the initial URL. Subsequently, it uses aiohttp.ClientSession.get without...

PT-2026-50584

Name of the Vulnerable Software and Affected Versions Gitea versions prior to 1.26.2 Description Authenticated self routes under the /api/v1/user/... group do not properly enforce the public-only token restriction. This allows a token or OAuth grant marked as public-only to access or modify priva...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the HTTP Basic authentication. An attacker can perform unauthorized write actions, such as modifying user profiles, adding email addresses, creating repositories, and deleting repositories, by submitting an...