CVE-2026-86141

Published Sep 5, 2026

Last updated 2 days ago

Overview

Description
xmlregexp in libxml2 before 2.15.4 has a NULL pointer dereference in xmlRegNewParserCtxt after a strdup failure, i.e., it does not calculate a string length after NULL checking.
Source
cve@mitre.org
NVD status
Analyzed
Products
libxml2

Risk scores

CVSS 3.1

Type
Primary
Base score
3.3
Impact score
1.4
Exploitability score
1.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Severity
LOW

Weaknesses

cve@mitre.org
CWE-252

Social media

Hype score
Not currently trending

Configurations