Server-side Request Forgery (SSRF) Affecting github.com/gotenberg/gotenberg/v8/pkg/modules/libreoffice package, versions <8.32.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published7 May 2026
- disclosed7 May 2026
- creditkakarotsec
Introduced: 7 May 2026
CVE-2026-42591 (opens in a new tab)How to fix?
Upgrade github.com/gotenberg/gotenberg/v8/pkg/modules/libreoffice to version 8.32.0 or higher.
Overview
Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) in the libreoffice process when uploaded files containing external references are passed directly for conversion without content inspection. An attacker can cause the server to make arbitrary outbound HTTP requests and potentially exfiltrate response data by submitting crafted documents with embedded external URLs.