CVE-2026-77261 MCP Atlassian: SSRF redirect protection missing for basic-auth and OAuth authentication branches

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, makessrfsafehook is omitted from JiraFetcher and ConfluenceFetcher sessions created through the basic-auth and oauthpat branches. If an attacker-controlled or compromised configured...

CVE-2026-77261

The MCP Atlassian Model Context Protocol server (versions prior to 0.22.0 ) is vulnerable to Server-Side Request Forgery (SSRF) due to a missing _make_ssrf_safe_hook in the JiraFetcher and ConfluenceFetcher sessions. Specifically, sessions created via the basic-auth and oauth_pat branches can be ...

CVE-2026-77261 MCP Atlassian: SSRF redirect protection missing for basic-auth and OAuth authentication branches

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, makessrfsafehook is omitted from JiraFetcher and ConfluenceFetcher sessions created through the basic-auth and oauthpat branches. If an attacker-controlled or compromised configured...

Malicious Package

Overview bigops-auth-interceptor is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this packa...

CVE-2026-56682

9Router is an AI router & token saver. Prior to 0.5.6, 9Router deployments that allow requests to reach Next.js without the sanitizing custom-server.js wrapper use the client-supplied X-9r-Real-Ip value as the bucket key in getClientIp, checkLock, and recordFail in src/lib/auth/loginLimiter.js fo...

CVE-2026-83600

Netdata is an open source observability tool. Prior to 2.10.4, an authenticated child agent can send an oversized CHART SLOT value that str2ullencoded passes to pluginsdrrdsetcacheputtoslot in src/plugins.d/pluginsdinternals.h. The accepted slot drives reallocz to request an approximately 16 GiB...

CVE-2026-83601

Netdata is an open source observability tool. Prior to 2.10.4, an authenticated child agent can send an oversized DIMENSION SLOT value that str2ullencoded passes to pluginsdrrddimputtoslot in src/plugins.d/pluginsdinternals.h without an upper bound. prdarraycreate in...

Exploit for Code Injection in Langflow

IBM Langflow P...

CVE-2026-56682

9Router versions prior to 0.5.6 are vulnerable to a login brute-force lockout bypass. The application's rate-limiting mechanism, specifically in src/lib/auth/loginLimiter.js, uses the client-supplied X-9r-Real-Ip header as the bucket key for tracking failed login attempts. When deployed without t...

CVE-2026-56681

9Router (versions

CVE-2026-88010 Traefik: BasicAuth singleflight coalescing reintroduces an unauthenticated username-enumeration timing oracle

Traefik is an open source HTTP reverse proxy and load balancer. From 3.6.11 until 3.7.13, checkPassword in pkg/middlewares/auth/basicauth.go constructs the BasicAuth singleflight key from the submitted password and stored secret. Concurrent requests for absent usernames therefore coalesce on one...

EUVD-2026-84530

Frigate is an open source network video recorder. Prior to 0.17.2, the WebSocket handler in frigate/comms/ws.py forwards attacker-selected message topics to the dispatcher without checking the authenticated user's role because the nginx authentication subrequest does not provide role-aware...

GHSA-29HQ-23M2-2J47 Sync-in Server has Username/Login Enumeration via Timing Side-Channel on POST /api/auth/login (incomplete fix of the prior timing-attack advisory)

Summary validateUser in backend/src/authentication/providers/mysql/auth-provider-mysql.service.ts returns immediately when the supplied login/email does not match any account, without ever calling comparePassword: async validateUserloginOrEmail: string, password: string, ip?: string, scope?:...

Sync-in Server has Username/Login Enumeration via Timing Side-Channel on POST /api/auth/login (incomplete fix of the prior timing-attack advisory)

Summary validateUser in backend/src/authentication/providers/mysql/auth-provider-mysql.service.ts returns immediately when the supplied login/email does not match any account, without ever calling comparePassword: async validateUserloginOrEmail: string, password: string, ip?: string, scope?:...

EUVD-2026-84115

Sync-in Server has a complete 2FA Bypass via POST /api/auth/token...

Sync-in Server has a complete 2FA Bypass via `POST /api/auth/token`

Affected component: Sync-in Server v2.3.0, POST /api/auth/token auth.controller.ts:50-55. Required attacker capability: Valid username and password for a 2FA-enabled account. Summary POST /api/auth/token authenticates with username and password only, then calls getTokens, which returns unrestrict...

GHSA-92CR-JXW4-5WJG Sync-in Server has a complete 2FA Bypass via `POST /api/auth/token`

Affected component: Sync-in Server v2.3.0, POST /api/auth/token auth.controller.ts:50-55. Required attacker capability: Valid username and password for a 2FA-enabled account. Summary POST /api/auth/token authenticates with username and password only, then calls getTokens, which returns unrestrict...

artemis-server: artemis-server: Pre-auth topology disclosure via CORE SUBSCRIBE_TOPOLOGY_V2 on channel0

A missing authentication vulnerability was found in Apache ActiveMQ Artemis. The SUBSCRIBETOPOLOGYV2 handler in CoreProtocolManager.LocalChannelHandler.handlePacket processes topology subscription requests on channel0 with zero authentication -- no call to getSecurityStore, no credential...

CVE-2026-77261: Server-Side Request Forgery (SSRF)

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, makessrfsafehook is omitted from JiraFetcher and ConfluenceFetcher sessions created through the basic-auth and oauthpat branches. If an attacker-controlled or compromised configured...

PT-2026-96943

Name of the Vulnerable Software and Affected Versions MCP Atlassian versions prior to 0.22.0 Description In multi-user HTTP deployments using the --transport streamable-http configuration, the server exposes all tools to unauthenticated network clients. This occurs because the UserTokenMiddleware...