CVE-2024-55549

HIGH
Published Mar 14, 2025 Modified Nov 3, 2025 CWE-416

Description

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

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CVSS v3.1 Score

7.8
HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H

Weakness Type (CWE)

CWE-416 Use After Free

Affected Products

Vendor Product
xmlsoft libxslt

References

Frequently Asked Questions

What is CVE-2024-55549? +
xsltGetInheritedNsList in libxslt before 1.1.43 has a use-after-free issue related to exclusion of result prefixes. It has a CVSS v3.1 base score of 7.8 (HIGH).
How severe is CVE-2024-55549? +
CVE-2024-55549 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2024-55549? +
CVE-2024-55549 affects products from xmlsoft, specifically: libxslt. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-55549? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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