CVE-2026-42591
8.2 · HIGHOverview
CVE-2026-42591 is a high-severity vulnerability affecting thecodingmachine gotenberg. It was published on May 14, 2026 and has a CVSS 3.1 base score of 8.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.32.0, the LibreOffice conversion endpoint (/forms/libreoffice/convert) passes uploaded documents directly to LibreOffice without inspecting their content. LibreOffice then fetches any embedded external URLs on its own, completely bypassing the SSRF filters. This vulnerability is fixed in 8.32.0.
Remediation
Check the references section for vendor advisories and patches from thecodingmachine. Update gotenberg to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| thecodingmachine | gotenberg | >= 0, < 8.32.0 | Affected |
Frequently Asked Questions
What is CVE-2026-42591?
CVE-2026-42591 is a high-severity vulnerability affecting thecodingmachine gotenberg. It was published on May 14, 2026 and has a CVSS 3.1 base score of 8.2 (HIGH).
How severe is CVE-2026-42591?
This vulnerability has a CVSS 3.1 base score of 8.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-42591?
Check the references section for vendor advisories and patches from thecodingmachine. Update gotenberg to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-42591?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-42591 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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