# CVE-2013-2251: Apache Struts Improper Input Validation Vulnerability

> CVE-2013-2251: Apache Struts Improper Input Validation Vulnerability. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2013-2251
Last updated: 2025-10-22T00:05:41Z

- Published: 2013-07-18 01:00 UTC · Updated: 2025-10-22 00:05 UTC · Assigner: redhat
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 100.0%, 100th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2022-03-25, federal due date 2022-04-15, ransomware use: Unknown

## 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.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- Apache: Struts

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2013-2251)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2013-2251)
- [http://archiva.apache.org/security.html](http://archiva.apache.org/security.html)
- [http://cxsecurity.com/issue/WLB-2014010087](http://cxsecurity.com/issue/WLB-2014010087)
- [http://osvdb.org/98445](http://osvdb.org/98445)
- [http://packetstormsecurity.com/files/159629/Apache-Struts-2-Remote-Code-Execution.html](http://packetstormsecurity.com/files/159629/Apache-Struts-2-Remote-Code-Execution.html)
- [http://seclists.org/fulldisclosure/2013/Oct/96](http://seclists.org/fulldisclosure/2013/Oct/96)
- [http://seclists.org/oss-sec/2014/q1/89](http://seclists.org/oss-sec/2014/q1/89)
- [https://exchange.xforce.ibmcloud.com/vulnerabilities/90392](https://exchange.xforce.ibmcloud.com/vulnerabilities/90392)
- [http://struts.apache.org/release/2.3.x/docs/s2-016.html](http://struts.apache.org/release/2.3.x/docs/s2-016.html)
- [http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-struts2](http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-struts2)
- [http://www.fujitsu.com/global/support/software/security/products-f/interstage-bpm-analytics-201301e.html](http://www.fujitsu.com/global/support/software/security/products-f/interstage-bpm-analytics-201301e.html)
- [http://www.oracle.com/technetwork/topics/security/cpujan2014-1972949.html](http://www.oracle.com/technetwork/topics/security/cpujan2014-1972949.html)
- [http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html](http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html)
- [http://www.securityfocus.com/bid/61189](http://www.securityfocus.com/bid/61189)
- [http://www.securityfocus.com/bid/64758](http://www.securityfocus.com/bid/64758)
- [http://www.securitytracker.com/id/1029184](http://www.securitytracker.com/id/1029184)
- [http://www.securitytracker.com/id/1032916](http://www.securitytracker.com/id/1032916)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2013-2251 · Markdown: https://rewindex.com/cve/CVE-2013-2251.md · JSON: https://rewindex.com/api/v1/cves/CVE-2013-2251 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:47:36.635Z