CVE-2025-59375 Details
Description
libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing.
A vulnerability in the Expat XML parser library, specifically in versions prior to 2.7.2, allows attackers to cause significant dynamic memory allocations. This is achieved by sending a small XML document for parsing, which can lead to excessive memory use and potential denial-of-service conditions.
Users can update to Expat version 2.7.2 or later, where this vulnerability has been fixed. Instructions for downloading the latest version can be found on the Expat GitHub repository.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 15, 2025References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-770 | Allocation of Resources Without Limits or Throttling | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| libexpat project libexpat | < 2.7.2 |
CPE
Remediation
| |
Change History
9 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | siemens-SADP |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 12, 2026 | CVE Modified | siemens-SADP |
| May 1, 2026 | CVE Modified | CVE |
| Nov 4, 2025 | CVE Modified | CVE |
| Oct 17, 2025 | Initial Analysis | [email protected] |
| Sep 17, 2025 | CVE Modified | [email protected] |
| Sep 15, 2025 | New CVE Received | [email protected] |