No exploitation reportedFix available

CVE-2025-24855

Q: Is CVE-2025-24855 actively exploited?

Active exploitation of CVE-2025-24855 has not been confirmed. Its EPSS score was 0.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2025-24855?

CVE-2025-24855 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2025-03-14
Fixed in8.0.461 · 1.8.0
WeaknessCWE-416

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2025-03-1402:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2025-24855?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2025-24855?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV

java

Branch	Affected	Fixed in	Source
8.0	≥ 1.9.0, < 8.0.461	8.0.461	OSV
1.8	< 1.8.0	1.8.0	OSV

java-min

Branch	Affected	Fixed in	Source
8.0	≥ 1.9.0, < 8.0.461	8.0.461	OSV
1.8	< 1.8.0	1.8.0	OSV

jre

Branch	Affected	Fixed in	Source
8.0	≥ 1.9.0, < 8.0.461	8.0.461	OSV
1.8	< 1.8.0	1.8.0	OSV

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

libxsltAlmaLinux:10all versions · fixed in 1.1.39-7.el10_0and 1 other package
libxsltAlmaLinux:9all versions · fixed in 1.1.34-9.el9_5.1and 1 other package
libxsltAlmaLinux:8all versions · fixed in 1.1.32-6.1.el8_10and 1 other package

Vendor advisories

CVE-2025-24855 Red Hat Product Security980 products fixed · 4 known affected
libxslt: Use-After-Free in libxslt numbers.c
libxslt as a component of Red Hat Enterprise Linux 6 · libxslt-devel as a component of Red Hat Enterprise Linux 6 · libxslt-python as a component of Red Hat Enterprise Linux 6 · +1 more
RHSA-2025:9278 Red Hat Product Security650 products fixed
Red Hat Security Advisory: OpenShift Container Platform 4.19.1 bug fix and security update
RHSA-2025:8303 Red Hat Product Security1 product fixed
Red Hat Security Advisory: OpenShift Container Platform 4.12.77 bug fix and security update
RHSA-2025:7702 Red Hat Product Security4 products fixed
Red Hat Security Advisory: OpenShift Container Platform 4.14.52 bug fix and security update
RHSA-2025:4677 Red Hat Product Security1 product fixed
Red Hat Security Advisory: OpenShift Container Platform 4.13.58 bug fix and security update
RHSA-2025:4731 Red Hat Product Security4 products fixed
Red Hat Security Advisory: OpenShift Container Platform 4.16.40 bug fix and security update

14 more advisories

Full record on NVD

Fix

Update java to 8.0.461 · 1.8.0
Vendor fix Red Hat Product Security RHSA-2025:9278 · 650 productsFor OpenShift Container Platform 4.19 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.…
Vendor fix Red Hat Product Security RHSA-2025:8303 · 1 productFor OpenShift Container Platform 4.12 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platfo…
Vendor fix Red Hat Product Security RHSA-2025:7702 · 4 productsFor OpenShift Container Platform 4.14 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.…
Vendor fix Red Hat Product Security RHSA-2025:4677 · 1 productFor OpenShift Container Platform 4.13 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platfor…
Vendor fix Red Hat Product Security RHSA-2025:4731 · 4 productsFor OpenShift Container Platform 4.16 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.redhat.com/en/documentation/openshift_container_platform/4.…
Vendor fix Red Hat Product Security RHSA-2025:7496 · 17 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Advisories and patches

gitlab.gnome.orgVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2025-08-02
OpenCVESSVC decisionnone—
CNACVSS 3.17.8read 2026-10-23
NVDCVSS 3.17.8read 2026-10-23
CNAweakness (CWE)CWE-416read 2026-10-23
FIRST EPSSEPSS score0.4 %2026-10-22
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2025-03-14
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2025-24855?

Is CVE-2025-24855 actively exploited?

Active exploitation of CVE-2025-24855 has not been confirmed. Its EPSS score was 0.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-24855?

CVE-2025-24855 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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