CVE-2013-2251

CRITICAL9.8

CISA KEV

Published 2013-07-20 · Updated 2026-06-16 · Source secalert@redhat.com

Summary

CVE-2013-2251 is a critical-severity (CVSS 9.8) vulnerability in Apache Struts. CISA added it to the Known Exploited Vulnerabilities catalog on March 25, 2022, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by April 15, 2022. CISA does not currently list it as used in ransomware campaigns. Apache has 41 vulnerabilities in the KEV catalog, 8 of them linked to ransomware.

All 41 known-exploited Apache vulnerabilities →

Description

Apache Struts 2.0.0 through 2.3.15 allows remote attackers to execute arbitrary OGNL expressions via a parameter with a crafted (1) action:, (2) redirect:, or (3) redirectAction: prefix.

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

CWE-74CWE-74

CISA Known-Exploited Vulnerability

Product: Apache — Struts

Name: Apache Struts Improper Input Validation Vulnerability

Date added: 2022-03-25 · Due: 2022-04-15

Required action: Apply updates per vendor instructions.

References

View on NVD

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