Exploit for CVE-2026-94545

CVE-2026-94545 / GHSA-vcvr-r3jv-pc5j — Next.js next/og ImageResponse SVG injection (Satori, GHSA-wx4j-mvgx-mqwp): isolated Docker validation lab with vulnerable (16.3.5) vs patched (16.3.6) controls, non-destructive Python scanner with pixel-level PNG evidence, and root-cause analysis of the upstream Satori fix. Authorized security research only.

Published 23 Sep 2026Updated 23 Sep 2026587 sources
CVSS 8.6 ✓ VERIFIED REFERENCE

What happened

Unauthenticated RCE in Next.js next/og via SVG injection to native libraries.

Affected versions

Unknown product: See original advisory Fixed: See vendor advisory.

Why it matters

This source correlation may provide earlier visibility while structured CVE metadata is still being updated.

Detection & mitigation

  • Review the original advisory and validate affected versions.
  • Apply vendor-provided updates or mitigations when available.

Public PoC references