LiteLLM vulnerable to reflected XSS in /sso/debug/callback

影響: pip:litellm >= 1.65.5, < 1.85.0 → 1.85.0

The /sso/debug/callback endpoint reflected identity-provider-controlled fields into an inline . An IdP-returned string field containing (for example a user-editable display name) closed the script block and executed attacker JavaScript in the proxy's origin. Impact Reflected XSS on the LiteLLM proxy origin. The route required no authentication, so an attacker with an account on the configured IdP whose claims pass such strings through verbatim could complete the SSO flow themselves and deliver…

Read on GitHub Advisory Database

On 10/28/2026, 12:31 AM, GitHub Advisory Database published "LiteLLM vulnerable to reflected XSS in /sso/debug/callback" (type: Advisory). Severity is "Medium" (medium). Related technologies: Python.