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vulnerability
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CVE-2026-86137
Component Overview
Vulnerability Overview
Name
CVE-2026-86137
Source
NVD (
link
)
Debian (
link
)
Description
In libxml2 before 2.15.4, xmlFAParsePosCharGroup has an out-of-bounds read, aka an out-of-bounds read in the NXT macro in xmlregexp.
CWEs
CWE-125
Published Date
Sep 5, 2026
Updated Date
Sep 15, 2026
Workaround
-
Advisories
https://github.com/GNOME/libxml2/commit/76fe08d97de88bfaef2f7d5cd27f11954cc5bee2
Patch
https://github.com/GNOME/libxml2/compare/v2.15.3...v2.15.4
Release Notes
https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1099
Exploit
Analysis
#
Affected Component
Analysis
libxml2
Exploitable
Vulnerability Ratings
#
2.9
CVSSv31
6.1
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
libxml2
buildroot
2025.02.x
2.15.4
Not Affected
libxml2
buildroot
master
2.15.4
Not Affected
libxml2
openwrt
master
2.15.3-r1
Exploitable
libxml2
yocto
kirkstone
2.9.14
Exploitable
libxml2
yocto
master
2.15.4
Not Affected
libxml2
yocto
scarthgap
2.12.10
Exploitable