Moole Vulnerability Database

Find real vulnerabilities before they ship

High

CVE-2026-45186

In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.

VectorNETWORK

PublishedMay 10, 2026, 07:16

Published Bycve@mitre.org

Base Score

Score7.5

Affected Versions

No affected versions found.

References

https://github.com/libexpat/libexpat/pull/1216
http://www.openwall.com/lists/oss-security/2026/05/11/16

Weakness Type

CWE-407

CVSS Metrics

Base Score

7.5

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Base SeverityHigh

Version

3.1

Attack Vector (AV)

NETWORK