CVE-2026-24515
LOW EPSS 6.7%
Published Jan 23, 20265mo ago · Modified Jun 17, 20261w ago
2.5 CVSS 3.1
Published Jan 23, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago
Description
In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability Low
Threat Intelligence
EPSS Exploit Probability
6.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-476 NULL Pointer Dereference Memory Safety
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| libexpat_project | libexpat | * | <2.7.4 |
References 2
- cert-portal.siemens.com https://cert-portal.siemens.com/productcert/html/ssa-253495.html
- github.com https://github.com/libexpat/libexpat/pull/1131
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.