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.
Published: 2025-03-14
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-4089-1 libxslt security update
Debian DSA Debian DSA DSA-5884-1 libxslt security update
EUVD EUVD EUVD-2025-7659 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.
Ubuntu USN Ubuntu USN USN-7361-1 Libxslt vulnerability
History

Thu, 26 Feb 2026 23:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 03 Nov 2025 22:30:00 +0000

Type Values Removed Values Added
References

Wed, 22 Oct 2025 19:15:00 +0000

Type Values Removed Values Added
First Time appeared Xmlsoft
Xmlsoft libxslt
CPEs cpe:2.3:a:xmlsoft:libxslt:*:*:*:*:*:*:*:*
Vendors & Products Xmlsoft
Xmlsoft libxslt

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 6e-05}

epss

{'score': 7e-05}


Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 5e-05}

epss

{'score': 6e-05}


Fri, 06 Jun 2025 22:00:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:openshift:4.12::el8

Thu, 22 May 2025 03:00:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:openshift:4.14::el9

Fri, 16 May 2025 02:45:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:openshift:4.13::el9
cpe:/a:redhat:openshift:4.16::el9

Wed, 14 May 2025 03:00:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:10.0

Sat, 10 May 2025 03:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat openshift
CPEs cpe:/a:redhat:openshift:4.15::el9
cpe:/a:redhat:openshift:4.17::el9
cpe:/a:redhat:openshift:4.18::el9
Vendors & Products Redhat openshift

Mon, 07 Apr 2025 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Aus
Redhat rhel E4s
Redhat rhel Els
Redhat rhel Tus
CPEs cpe:/a:redhat:enterprise_linux:8
cpe:/a:redhat:rhel_aus:8.2
cpe:/a:redhat:rhel_aus:8.4
cpe:/a:redhat:rhel_aus:8.6
cpe:/a:redhat:rhel_e4s:8.4
cpe:/a:redhat:rhel_e4s:8.6
cpe:/a:redhat:rhel_e4s:9.0
cpe:/a:redhat:rhel_eus:8.8
cpe:/a:redhat:rhel_tus:8.4
cpe:/a:redhat:rhel_tus:8.6
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:rhel_els:7
Vendors & Products Redhat rhel Aus
Redhat rhel E4s
Redhat rhel Els
Redhat rhel Tus

Thu, 03 Apr 2025 03:00:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:rhel_eus:9.2

Wed, 02 Apr 2025 03:15:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Eus
CPEs cpe:/a:redhat:rhel_eus:9.4
Vendors & Products Redhat rhel Eus

Tue, 25 Mar 2025 03:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat
Redhat enterprise Linux
CPEs cpe:/a:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux

Sat, 15 Mar 2025 02:15:00 +0000

Type Values Removed Values Added
Title libxslt: Use-After-Free in libxslt numbers.c
References
Metrics threat_severity

None

threat_severity

Important


Fri, 14 Mar 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 14 Mar 2025 01:30:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H'}


Subscriptions

Redhat Enterprise Linux Openshift Rhel Aus Rhel E4s Rhel Els Rhel Eus Rhel Tus
Xmlsoft Libxslt
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-02-26T19:09:31.574Z

Reserved: 2025-01-26T00:00:00.000Z

Link: CVE-2025-24855

cve-icon Vulnrichment

Updated: 2025-11-03T21:12:46.184Z

cve-icon NVD

Status : Modified

Published: 2025-03-14T02:15:15.717

Modified: 2025-11-03T22:18:40.750

Link: CVE-2025-24855

cve-icon Redhat

Severity : Important

Publid Date: 2025-03-14T00:00:00Z

Links: CVE-2025-24855 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses