CVE-2026-24515
Published: January 28, 2026Last modified: February 3, 2026
Description
In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 2.5 |
| Attack Vector | LOCAL |
| Attack complexity | HIGH |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | LOW |
| Vector | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | expat | Fixed (2.7.3-r1) |
| 25 LTS | expat | Fixed (2.7.3-r1) | |
| Stream | expat | Fixed (2.7.3-r1) | |
| Hardened Containers | 23 LTS | expat | Fixed (2.7.3-r1) |
| 25 LTS | expat | Fixed (2.7.3-r1) | |
| Stream | expat | Fixed (2.7.3-r1) |