CVE-2026-85691
HIGH
NVD
CVSS Score
7.5
Severity
HIGH
Published
Sep 04, 2026
Vendor
unknown
Description
MegaParse 0.0.55 contains an unauthenticated server-side request forgery vulnerability in the POST /v1/url endpoint that fetches caller-supplied URLs server-side. Attackers can supply internal service URLs or metadata endpoints without authentication to read their responses directly from the JSON response.
References
- https://github.com/The-Vibe-Company/megaparse
- https://github.com/The-Vibe-Company/megaparse/blob/megaparse-v0.0.55/libs/megaparse/src/megaparse/api/app.py
- https://github.com/The-Vibe-Company/megaparse/issues/259
- https://www.vulncheck.com/advisories/megaparse-0.0.55-server-side-request-forgery-via-post-v1-url