Uncontrolled Recursion Affecting mupdf package, versions [,1.27.0-rc1)
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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Test your applications- Snyk IDSNYK-UNMANAGED-MUPDF-17812752
- published4 Jul 2026
- disclosed23 Jun 2026
- creditUnknown
Introduced: 23 Jun 2026
CVE-2025-71382 (opens in a new tab)How to fix?
Upgrade mupdf to version 1.27.0-rc1 or higher.
Overview
Affected versions of this package are vulnerable to Uncontrolled Recursion through the value_from_inheritable_property function in the EPUB CSS rendering process. An attacker can cause the application to crash by supplying a specially crafted EPUB file containing deeply nested HTML elements and inline CSS styles, leading to stack exhaustion during rendering.