CVE-2024-55549

HIGH 7.8CVE-2024-55549 · Published 14/03/2025 · updated 17/06/2026

In short

CVE-2024-55549 is a HIGH (CVSS 7.8) vulnerability affecting libxslt (xmlsoft).
Chance of exploitation in the next 30 days (EPSS): 0.36%, higher than 29.6% of all vulnerabilities.
Fix: update to 1.1.43 or later.

Package	Affected versions	Patched versions
libxslt xmlsoft	`< 1.1.43`	`1.1.43`

xsltGetInheritedNsList in libxslt before 1.1.43 has a use-after-free issue related to exclusion of result prefixes.

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Package

Affected versions

Patched versions

< 1.1.43

1.1.43

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