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CVE-2025-24855

Quick assessment

Affected
xmlsoft libxslt
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Libxslt是Libxslt开源的一个为 GNOME 项目开发的 XSLT C 库。 Libxslt 1.1.43之前版本存在安全漏洞，该漏洞源于释放后重用。

CVSS 7.8 · High EPSS 0.35% · P27

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2025-24855

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
numbers.c in libxslt before 1.1.43 has a use-after-free because, in nested XPath evaluations, an XPath context node can be modified but never restored. This is related to xsltNumberFormatGetValue, xsltEvalXPathPredicate, xsltEvalXPathStringNs, and xsltComputeSortResultInternal.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Libxslt 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Libxslt是Libxslt开源的一个为 GNOME 项目开发的 XSLT C 库。 Libxslt 1.1.43之前版本存在安全漏洞，该漏洞源于释放后重用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
xmlsoft libxslt 0 ~ 1.1.43 -

II. Public POCs for CVE-2025-24855

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III. Intelligence Information for CVE-2025-24855

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Other References for CVE-2025-24855 (1)

IV. Related Vulnerabilities

Same product: libxslt
Same vendor: xmlsoft
Same weakness: CWE-416

V. Comments for CVE-2025-24855

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