CVE-2025-66675: Apache Struts

High severity, CVSS 8.2. EPSS: 0.6% chance of exploitation in the next 30 days.

Denial of Service vulnerability in Apache Struts, file leak in multipart request processing causes disk exhaustion. This issue affects Apache Struts: from 2.0.0 through 6.7.4, from 7.0.0 through 7.0.3. Users are recommended to upgrade to version 6.8.0 or 7.1.1, which fixes the issue. It's related to  https://cve.org/CVERecord?id=CVE-2025-64775  - this CVE addresses missing affected version 6.7.4

Affected products

• Apache Struts: from 2.0.0, up to and including 2.3.37; from 2.5.0, up to and including 2.5.33; from 6.0.0, before 6.8.0 (fixed in 6.8.0); from 7.0.0, before 7.1.1 (fixed in 7.1.1)

Published 2025-12-10. Last modified 2026-06-17.