What’s Vulnerable › Vulnerabilities

CVE-2016-4438

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 16.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-07-04 · updated 2026-06-17
• Weakness: CWE-20

Description

The REST plugin in Apache Struts 2 2.3.19 through 2.3.28.1 allows remote attackers to execute arbitrary code via a crafted expression.

Affected products

• Apache Struts: 2.3.20, 2.3.20.1, 2.3.20.3, 2.3.24, 2.3.24.1, 2.3.24.3 (+1)

References

• http://jvn.jp/en/jp/JVN07710476/index.html
• http://jvndb.jvn.jp/jvndb/JVNDB-2016-000110
• http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
• http://www.securityfocus.com/bid/91275
• https://bugzilla.redhat.com/show_bug.cgi?id=1348238
• https://struts.apache.org/docs/s2-037.html
• http://jvn.jp/en/jp/JVN07710476/index.html
• http://jvndb.jvn.jp/jvndb/JVNDB-2016-000110
• http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
• http://www.securityfocus.com/bid/91275
• https://bugzilla.redhat.com/show_bug.cgi?id=1348238
• https://struts.apache.org/docs/s2-037.html

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