PYSEC-2026-4119 Open WebUI: Users denied by the OAuth domain allowlist or role policy can still sign in via token exchange

Summary Open WebUI's OAuth token exchange endpoint issues a session for a provider access token without applying the email domain allowlist that the normal OAuth login callback enforces. An account whose email domain the login callback would refuse could still obtain a working session through thi...

BerriAI litellm: SSO Login Does Not Invalidate Previous UI Session Tokens

A vulnerability was identified in BerriAI litellm up to 1.82.2. This impacts the function getredirectresponsefromopenid of the file litellm/proxy/managementendpoints/uisso.py of the component SSO Authentication Flow. The manipulation leads to session expiration. The attack is possible to be carri...

Chainlit contains a session hijacking vulnerability

Chainlit before 2.10.1 contains a session hijacking vulnerability that allows unauthenticated attackers to restore and inherit authenticated user sessions by presenting a valid sessionId during WebSocket session restoration without ownership verification. Attackers can exploit the...

foreman-mcp-server Inserts Sensitive Information into Log File

A flaw was found in foreman-mcp-server. This component utilizes two distinct logging mechanisms that can expose sensitive session and authentication data. One mechanism logs session identifiers, which are treated as authentication credentials, at an informational level. The other, when debug...

PYSEC-2026-4028 Chainlit contains a session hijacking vulnerability

Chainlit before 2.10.1 contains a session hijacking vulnerability that allows unauthenticated attackers to restore and inherit authenticated user sessions by presenting a valid sessionId during WebSocket session restoration without ownership verification. Attackers can exploit the...

PYSEC-2026-4076 BerriAI litellm: SSO Login Does Not Invalidate Previous UI Session Tokens

A vulnerability was identified in BerriAI litellm up to 1.82.2. This impacts the function getredirectresponsefromopenid of the file litellm/proxy/managementendpoints/uisso.py of the component SSO Authentication Flow. The manipulation leads to session expiration. The attack is possible to be carri...

PYSEC-2026-4050 foreman-mcp-server Inserts Sensitive Information into Log File

A flaw was found in foreman-mcp-server. This component utilizes two distinct logging mechanisms that can expose sensitive session and authentication data. One mechanism logs session identifiers, which are treated as authentication credentials, at an informational level. The other, when debug...

LiteLLM: PROXY_ADMIN database API Key Generator Has Insufficient Session Expiration

A security flaw has been discovered in BerriAI litellm up to 1.82.2. This impacts the function authenticateuser of the file litellm/proxy/auth/loginutils.py of the component PROXYADMIN database API Key Generator. Performing a manipulation results in session expiration. The attack may be initiated...

PYSEC-2026-4073 LiteLLM: PROXY_ADMIN database API Key Generator Has Insufficient Session Expiration

A security flaw has been discovered in BerriAI litellm up to 1.82.2. This impacts the function authenticateuser of the file litellm/proxy/auth/loginutils.py of the component PROXYADMIN database API Key Generator. Performing a manipulation results in session expiration. The attack may be initiated...

tomcat: Apache Tomcat: Authenticated WebSocket session persists after HTTP session termination

A flaw was found in Apache Tomcat. This vulnerability, categorized as Insufficient Session Expiration, occurs when an authenticated HTTP session's ID is modified after a WebSocket connection has been established. Under these conditions, the WebSocket session fails to terminate as expected when th...

CVE-2026-57941 Apache HTTP Server: mod_http2 use-after-free / wild write via shared session->bbtmp re-entrancy

Use After Free vulnerability in Apache HTTP Server's modhttp2 via shared session-bbtmp re-entrancy This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

EUVD-2026-90896

Use After Free vulnerability in Apache HTTP Server's modhttp2 via shared session-bbtmp re-entrancy This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

CVE-2026-57941

Use After Free vulnerability in Apache HTTP Server's modhttp2 via shared session-bbtmp re-entrancy This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

CVE-2026-57941 Apache HTTP Server: mod_http2 use-after-free / wild write via shared session->bbtmp re-entrancy

Use After Free vulnerability in Apache HTTP Server's modhttp2 via shared session-bbtmp re-entrancy This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

CVE-2026-57941

A Use After Free vulnerability exists in Apache HTTP Server versions 2.4.0 through 2.4.68 . The flaw is located within the mod_http2 component and is triggered via shared session->bbtmp re-entrancy . This vulnerability can lead to a wild write , and the security impact is rated as moderate . N...

CVE-2026-57941

Use After Free vulnerability in Apache HTTP Server's modhttp2 via shared session-bbtmp re-entrancy This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

Exploit for CVE-2026-100671

CVE-2026-100671 — Grav Twig session-cookie disclosure Minimal...

CVE-2026-56589

HCL BigFix Service Management is affected by a Stored Cross-Site Scripting XSS vulnerability, which could allow an attacker to inject and store malicious scripts within the application that execute when a victim views the affected page, enabling session hijacking and the theft of sensitive data...

CVE-2026-56599

HCL BigFix Service Management is affected by an Insecure Cookie Attribute Configuration vulnerability, which could allow an attacker to exploit missing security attributes such as SameSite, HttpOnly, Secure, and restrictive Paths, enabling Cross-Site Request Forgery CSRF, session hijacking via...

nanoid: nanoid: Predictable ID generation due to integer overflow

A flaw was found in nanoid, a JavaScript library for generating unique string IDs. A remote attacker could exploit an integer overflow vulnerability by providing a specific input to the nanoidsize function. This issue causes the internal random number generator to become predictable, leading to t...