CVE-2026-24515CWE-476

In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data

Low · published January 23, 2026

CVSS v3.1
2.9
EPSS
0%
Percentile
7.8
In the wild
Unconfirmed
What it is

In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.

The record
Technical detail
CVSS v3.1
2.9 · LOW
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00186 · 7.8th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-01-23T07:46Z
EPSS history
Timeline
  • 23 JAN 07:46Z
    In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data
    cvelistv5