CVE-2026-42589 Details.
Gotenberg - Command Injection
Atlas does not check this one. Needs requests that change data.
To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check.
About CVE-2026-42589. What It Means.
Gotenberg < 8.31.0 contains a command injection caused by lack of validation on JSON metadata keys in /forms/pdfengines/metadata/write endpoint, letting unauthenticated attackers execute OS commands, exploit requires crafted HTTP request.
Affected Product. What Is Hit.
- Vendor
- gotenberg
- Product
- Gotenberg
FAQ
Common Questions.
Gotenberg - Command Injection. Gotenberg < 8.31.0 contains a command injection caused by lack of validation on JSON metadata keys in /forms/pdfengines/metadata/write endpoint, letting unauthenticated attackers execute OS commands, exploit requires crafted HTTP request.
No. To test for this one, the check would have to send requests that could change data on the site. Atlas only ever reads public pages, so it does not run this check. The facts about CVE-2026-42589 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-42589 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update Gotenberg to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-42589. Atlas does not run a check for it, so nothing here says whether a particular site is affected.