CVE-2026-119709

Description

Grimoire before 1.0.0 contains an unauthenticated server-side request forgery vulnerability in the /api/fetch-metadata POST handler that passes user-supplied URLs to getMetadata() without authentication checks. Attackers can submit URLs targeting loopback, internal-network, or cloud metadata endpoints and read the parsed title, description, and page content returned.

References

• https://github.com/goniszewski/grimoire
• https://github.com/goniszewski/grimoire/blob/v0.5.0/src/lib/utils/get-metadata.ts
• https://github.com/goniszewski/grimoire/blob/v0.5.0/src/routes/api/fetch-metadata/%2Bserver.ts
• https://github.com/goniszewski/grimoire/issues/237
• https://hackmd.io/@hieuPenguinnn/grimoire-fetch-metadata-ssrf