Vulnerability · Published Dec 10, 2025 · Assigned by apache

CVE-2025-66675Apache Struts: File leak in multipart request processing causes disk exhaustion (DoS) - version ranges fixed

High 8.2

In plain English

A high-severity security flaw in Apache Struts from Apache Software Foundation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 49% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.2High

Exploit odds (30 days)0.6%top 51.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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 packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Maven	org.apache.struts:struts2-core	6.8.0	GHSA-rg58-xhh7-mqjw
Maven	org.apache.struts:struts2-core	7.1.1	GHSA-rg58-xhh7-mqjw

Affected products (as reported)

Vendor	Product	Versions
Apache Software Foundation	Apache Struts	2.0.0 – through 6.7.7.0.0 – through 7.0.

Weakness: CWE-459 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

References

https://cwiki.apache.org/confluence/display/WW/S2-068 vendor-advisory
https://cve.org/CVERecord?id=CVE-2025-64775 related