PYSEC-2026-1237 Chainlit contain a server-side request forgery (SSRF) vulnerability

Chainlit versions prior to 2.9.4 contain a server-side request forgery SSRF vulnerability in the /project/element update flow when configured with the SQLAlchemy data layer backend. An authenticated client can provide a user-controlled url value in an Element, which is fetched by the SQLAlchemy...

Security Bulletin: SSRF Protection Configuration Vulnerability

Summary A configuration vulnerability was identified where SSRF Server-Side Request Forgery protection could be disabled through default settings, potentially allowing authenticated users to make the server fetch arbitrary URLs including cloud metadata endpoints 169.254.169.254, internal services...