CVE-2012-0391
Apache Struts 2 Improper Input Validation Vulnerability
CVSS
—
No CVSS
EPSS
75.1%
p99
KEV
YES
Jan 21, 2022
Exploit Today
80
0-100
Published: — · Last modified: —
75.1%EPSS · 30 days75.1%
2026-06-302026-07-16
Product
Apache / Struts 2
Vulnerability
Apache Struts 2 Improper Input Validation Vulnerability
Added to KEV
Jan 21, 2022
Remediate by
Jul 21, 2022
Known ransomware use
No
Summary description
The ExceptionDelegator component in Apache Struts 2 before 2.2.3.1 contains an improper input validation vulnerability that allows for remote code execution.
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2012-0391
No related CVEs by CWE or product.