Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect via the coder open app process. An attacker can obtain a user's session token and impersonate their account by crafting a malicious external app URL containing a session token placeholder, which is then replaced with the...

GHSA-V54H-CP2W-9X4G Coder's session token leaked to arbitrary hosts via `coder open app` for external workspace apps

Summary coder open app opens external workspace-app URLs without validating the scheme or host. When an external app URL contains the $SESSIONTOKEN placeholder the CLI replaces it with the user's real session token before handing the URL to the OS open handler. Note: Practical exploitation requir...

PT-2026-56075

Name of the Vulnerable Software and Affected Versions Coder versions prior to 2.29.17 Coder versions prior to 2.32.7 Coder versions prior to 2.33.8 Coder versions prior to 2.34.2 Description The coder open app command opens external workspace-app URLs without validating the scheme or host. If an...

EUVD-2026-40945

In Open VSX Registry before 1.0.2, the /vscode/unpkg/ endpoint serves user-supplied HTML files with Content-Type: text/html and without a Content-Security-Policy or Content-Disposition: attachment response header. An unauthenticated attacker can register a publisher account, upload a VSIX...

CVE-2026-13323

In Open VSX Registry before 1.0.2, the /vscode/unpkg/ endpoint serves user-supplied HTML files with Content-Type: text/html and without a Content-Security-Policy or Content-Disposition: attachment response header. An unauthenticated attacker can register a publisher account, upload a VSIX...

EUVD-2026-40414

Presenton before 0.8.8-beta bundles an MCP server that, on server/Docker deployments configured with session authentication AUTHUSERNAME/AUTHPASSWORD, is reachable unauthenticated at /mcp because the nginx front-end does not apply the authrequest gate to that path and the MCP server auto-mints a...

CVE-2026-58446 Presenton < 0.8.8-beta - Authentication Bypass of Session Auth via Unprotected MCP Endpoint

Presenton before 0.8.8-beta bundles an MCP server that, on server/Docker deployments configured with session authentication AUTHUSERNAME/AUTHPASSWORD, is reachable unauthenticated at /mcp because the nginx front-end does not apply the authrequest gate to that path and the MCP server auto-mints a...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect in the saferedirect process. An attacker can redirect users to an external domain by crafting a malicious continue parameter or embedding a malicious URL in a session-transfer token, which can be interpreted by browsers as...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect in the saferedirect process. An attacker can redirect users to an external domain by crafting a malicious continue parameter or embedding a malicious URL in a session-transfer token, which can be interpreted by browsers as...

Sensitive Cookie Without "HttpOnly" Flag

Overview Affected versions of this package are vulnerable to Sensitive Cookie Without "HttpOnly" Flag via missing HttpOnly and Secure attributes on the pinpointJwt session cookie. An attacker can access session tokens by exploiting stored or reflected cross-site scripting to exfiltrate the cookie...

CVE-2025-71335 Flowise - Session Invalidation Failure After Password Change

Flowise before 3.0.10 affected versions 3.0.7 and earlier fails to invalidate existing sessions and session tokens after a user changes their password. An attacker who already holds an active session, for example via a stolen session token or a device left logged in, remains authenticated as the...

GO-2026-5160 Omni has a TOCTOU race condition that allows multiple concurrent uses of a single-use SAML session token in github.com/siderolabs/omni

Omni has a TOCTOU race condition that allows multiple concurrent uses of a single-use SAML session token in github.com/siderolabs/omni...

CVE-2026-54040

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the POST /api/auth/2fa/backup/regenerate endpoint regenerates all 2FA backup codes without requiring any TOTP token or existing backup code verification. An attacker with a stolen session token can...

CVE-2026-54036

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the GET /api/auth/2fa/enable endpoint can be called by an authenticated user or attacker with a stolen session even when 2FA is already fully enabled on the account. This endpoint overwrites the existi...

CVE-2026-54040

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the POST /api/auth/2fa/backup/regenerate endpoint regenerates all 2FA backup codes without requiring any TOTP token or existing backup code verification. An attacker with a stolen session token can...

EUVD-2026-39456

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the POST /api/auth/2fa/backup/regenerate endpoint regenerates all 2FA backup codes without requiring any TOTP token or existing backup code verification. An attacker with a stolen session token can...

CVE-2026-54040

Summary of CVE-2026-54040 (LibreChat): Before version 0.8.4-rc1, the POST /api/auth/2fa/backup/regenerate endpoint regenerates all 2FA backup codes without requiring a valid TOTP token or existing backup code verification. An attacker with a stolen session token can silently replace a victim’s 2F...

CVE-2026-54036

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the GET /api/auth/2fa/enable endpoint can be called by an authenticated user or attacker with a stolen session even when 2FA is already fully enabled on the account. This endpoint overwrites the existi...

CVE-2026-54036 LibreChat: 2FA Re-enrollment Allows Full Account 2FA Takeover Without OTP Verification

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the GET /api/auth/2fa/enable endpoint can be called by an authenticated user or attacker with a stolen session even when 2FA is already fully enabled on the account. This endpoint overwrites the existi...

PT-2026-52497

Name of the Vulnerable Software and Affected Versions LibreChat versions prior to 0.8.4-rc1 Description The application allows the regeneration of all two-factor authentication 2FA backup codes without requiring a Time-based One-Time Password TOTP token or the verification of an existing backup...