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Fencer Intel
medium 5.0

CVE-2015-7995 json

The xsltStylePreCompute function in preproc.c in libxslt 1.1.28 does not check if the parent node is an element, which allows attackers to…

published 2015-11-17 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-7891

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.3%
EPSS 4.3% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

The xsltStylePreCompute function in preproc.c in libxslt 1.1.28 does not check if the parent node is an element, which allows attackers to cause a denial of service via a crafted XML file, related to a "type confusion" issue.

Patch / fix

  • libxslt Debian 14, Debian 13, Debian 12 1.1.28-2.1

debian advisories DEBIAN-CVE-2015-7995

  • libxslt Ubuntu 14.04 LTS 1.1.28-2ubuntu0.1

ubuntu advisories UBUNTU-CVE-2015-7995

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • libxslt SLES for SAP 12 SP2, SLES for SAP 12 SP1, SLES for Raspberry Pi 12 SP2 +6 more 1.1.28-16.1
  • libxslt SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 1.1.24-19.33.1
  • libxslt-python SLE Software Development Kit 11 SP4 1.1.24-19.33.3

suse advisories SUSE-SU-2017:1313-1SUSE-SU-2017:1282-1

  • rubygem-nokogiri openSUSE Tumbleweed 1.18.9-1.4
  • rubygem-nokogiri openSUSE Tumbleweed 1.18.2-1.1
  • rubygem-nokogiri openSUSE Tumbleweed 1.15.5-1.5
  • libxslt openSUSE Tumbleweed 1.1.29-1.3
  • rubygem-nokogiri openSUSE Tumbleweed 1.6.8.1-1.3
  • rubygem-nokogiri openSUSE Tumbleweed 1.13.3-1.1
  • ruby3.2-rubygem-nokogiri openSUSE Tumbleweed 1.13.9-1.7

opensuse advisories openSUSE-SU-2026:10356-1openSUSE-SU-2025:14697-1openSUSE-SU-2024:14174-1openSUSE-SU-2024:10185-1openSUSE-SU-2024:10549-1openSUSE-SU-2024:11912-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-7995 updated cvss 5.0

libxslt: Type confusion may cause DoS

  • Red Hat Enterprise Linux 5 libxslt Red Hat Enterprise Linux 6 libxslt, libxslt-python Red Hat Enterprise Linux 7 libxslt, libxslt-python Red Hat Enterprise Linux OpenStack Platform 6 (Juno) libxslt Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) libxslt-python
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise MRG 2 libxslt
    affected: no fix available
  • Red Hat Storage 3 libxslt, libxslt-python
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.27% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1257962 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.