CVE-2025-9799 | Langfuse up to 3.88.0 Webhook promptRouter.ts promptChangeEventSourcing server-side request forgery (Issue 8522 / EUVD-2025-26361)
A vulnerability, which was classified as critical, has been found in Langfuse up to 3.88.0. Affected by this vulnerability is the function promptChangeEventSourcing of the file web/src/features/prompts/server/routers/promptRouter.ts of the component Webhook Handler. Performing manipulation results in server-side request forgery.
This vulnerability was named CVE-2025-9799. The attack may be initiated remotely. In addition, an exploit is available.