CVE-2026-40281

critical
Published 2026-05-06 · Modified 2026-05-08
CVSS v3
9.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
CVSS v2
VIR risk
9.1

Description

Gotenberg has ExifTool stdin argument injection via metadata value newlines (bypass of key sanitization fix)

Predictions

Exploit likelihood
94%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/gotenberg/gotenberg/security/advisories/GHSA-q7r4-hc83-hf2q

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/gotenberg/gotenberg/commit/405f1069c026bb08f319fb5a44e5c67c33208318

Package impact

EcosystemPackageVulnerableFixed
golang Gogithub.com/gotenberg/gotenberg/v8<8.31.08.31.0
golang GOgithub.com/gotenberg/gotenberg/v8<= 8.30.18.31.0

Application impact

VendorProductVersionsFixed
thecodingmachinegotenberg{"endExcluding":"8.31.0"}8.31.0

References

CWEs

CWE-88

Verify integrity in audit chain (admin only). AS-IS.