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...

Server-Side Request Forgery (SSRF)

Chainlit is vulnerable to Server-Side Request Forgery SSRF. The vulnerability is due to fetching attacker-controlled URLs during element updates, where the SQLAlchemy data layer performs outbound HTTP GET requests on user-supplied url values, allowing authenticated attackers to access internal...

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...