CVE-2026-47775 Envoy OAuth2 Filter: Padding Oracle via AES-256-CBC Cookie Decryption

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, the OAuth2 HTTP filter's encrypt/decrypt functions use AES-256-CBC without an authentication tag no HMAC, no AEAD. The /callback endpoint returns HTTP 302 on...

CVE-2026-56823

AutoGPT is a workflow automation platform for creating, deploying, and managing continuous artificial intelligence agents. Prior to , the POST /api/integrations/webhooks/webhookid/ping endpoint fetches the target webhook by primary key alone without verifying that the webhook belongs to the...

EUVD-2026-39797

AutoGPT is a workflow automation platform for creating, deploying, and managing continuous artificial intelligence agents. Prior to , the POST /api/integrations/webhooks/webhookid/ping endpoint fetches the target webhook by primary key alone without verifying that the webhook belongs to the...

PT-2026-52914

Name of the Vulnerable Software and Affected Versions OpenProject versions prior to 17.3.3 OpenProject versions prior to 17.4.1 Description The Storages module writes the OneDrive/SharePoint userless OAuth access token in plaintext to the Rails.cache using the deterministic key storage..httpx...

PT-2026-52886

Name of the Vulnerable Software and Affected Versions Envoy versions prior to 1.35.11 Envoy versions prior to 1.36.7 Envoy versions prior to 1.37.3 Envoy versions prior to 1.38.1 Description The OAuth2 HTTP filter uses AES-256-CBC in its encrypt and decrypt functions without an authentication tag...

GO-2026-5710 Prometheus Azure AD remote write OAuth client secret exposed via config API in github.com/prometheus/prometheus

Prometheus Azure AD remote write OAuth client secret exposed via config API in github.com/prometheus/prometheus...

GO-2026-5531 Ech0's OAuth redirect URI validation ignores path component, enables exchange-code theft in github.com/lin-snow/ech0

Ech0's OAuth redirect URI validation ignores path component, enables exchange-code theft in github.com/lin-snow/ech0...

GO-2026-5474 Mattermost doesn't enforce client identity binding during the OAuth authorization code redemption flow in github.com/mattermost/mattermost-server

Mattermost doesn't enforce client identity binding during the OAuth authorization code redemption flow in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this ...

GO-2026-5296 Tinyauth has OAuth account confusion via shared mutable state on singleton service instances in github.com/steveiliop56/tinyauth

Tinyauth has OAuth account confusion via shared mutable state on singleton service instances in github.com/steveiliop56/tinyauth...

GO-2026-5341 OAuth2 Proxy's session cookies are not cleared when rendering sign-in page in github.com/oauth2-proxy/oauth2-proxy

OAuth2 Proxy's session cookies are not cleared when rendering sign-in page in github.com/oauth2-proxy/oauth2-proxy...

GO-2026-5118 zrok: Reflected XSS in GitHub OAuth callback via unsanitized refreshInterval error rendering in github.com/openziti/zrok

zrok: Reflected XSS in GitHub OAuth callback via unsanitized refreshInterval error rendering in github.com/openziti/zrok...

CVE-2026-56767

Maxun before version 0.0.42 is affected by a cross-tenant insecure direct object reference in storage and webhook API handlers. Authenticated users can bypass ownership checks to read other users’ robots and OAuth tokens, including plaintext Google and Airtable tokens, and can modify, delete, or ...

CVE-2026-56767 Maxun < 0.0.42 - Cross-Tenant IDOR in Storage and Webhook API Handlers

Maxun before 0.0.42 contains a cross-tenant insecure direct object reference vulnerability in storage and webhook API handlers that allows authenticated users to access other users' robots and OAuth tokens. Attackers can read plaintext Google and Airtable access tokens, modify, delete, or execute...

CVE-2026-56767 Maxun < 0.0.42 - Cross-Tenant IDOR in Storage and Webhook API Handlers

Maxun before 0.0.42 contains a cross-tenant insecure direct object reference vulnerability in storage and webhook API handlers that allows authenticated users to access other users' robots and OAuth tokens. Attackers can read plaintext Google and Airtable access tokens, modify, delete, or execute...

CVE-2026-54030

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.5, LibreChat's MCP OAuth implementation does not validate that the resource parameter from OAuth Protected Resource metadata RFC 9728 matches the configured MCP server URL, allowing a malicious MCP server to...

CVE-2026-54573

CVE-2026-54573 affects Outline (a collaborative documentation service). Before version 1.8.0, AuthenticationHelper.canAccess uses ctx.originalUrl and extracts the target resource by splitting on “/” and taking the last segment, but does not strip the URL fragment (#). Since Koa’s router uses ctx....

CVE-2026-54573 Authorization Bypass in API Key/OAuth Scopes via Path Parsing Discrepancy

Outline is a service that allows for collaborative documentation. Prior to 1.8.0, the AuthenticationHelper.canAccess function uses ctx.originalUrl to verify if an API key or OAuth token has the required scopes for a request. It extracts the resource by splitting the URL by / and taking the last...

CVE-2026-54030 LibreChat: Missing Resource Parameter Validation in MCP OAuth Flow

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.5, LibreChat's MCP OAuth implementation does not validate that the resource parameter from OAuth Protected Resource metadata RFC 9728 matches the configured MCP server URL, allowing a malicious MCP server to...

CVE-2026-54030 LibreChat: Missing Resource Parameter Validation in MCP OAuth Flow

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.5, LibreChat's MCP OAuth implementation does not validate that the resource parameter from OAuth Protected Resource metadata RFC 9728 matches the configured MCP server URL, allowing a malicious MCP server to...

CVE-2026-55666

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.1, 8.4.4, 8.3.6, 8.2.6, 8.1.6, 8.0.7, and 7.10.13, in apps/meteor/app/apple/server/loginHandler.ts, handleIdentityToken parses a JWT issued by Apple during the OAuth flow. The try block checks for an...