CVE-2016-3081

Description

Apache Struts 2.3.19 to 2.3.20.2, 2.3.21 to 2.3.24.1, and 2.3.25 to 2.3.28, when Dynamic Method Invocation is enabled, allow remote attackers to execute arbitrary code via method: prefix, related to chained expressions.

Scoring

• CVSS: 8.1 (HIGH, 3.1)
• EPSS exploitation probability: Not yet available
• EPSS percentile: Not yet available

CISA KEV status

• Added to KEV: 2026-10-08
• Remediation due date: 2026-10-11
• Known ransomware campaign use: Unknown

Weakness types (CWE)

• CWE-77
• CWE-77

References

• http://packetstormsecurity.com/files/136856/Apache-Struts-2.3.28-Dynamic-Method-Invocation-Remote-Code-Execution.html
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160527-01-struts2-en
• http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
• http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
• http://www.rapid7.com/db/modules/exploit/linux/http/struts_dmi_exec
• http://www.rapid7.com/db/modules/exploit/multi/http/struts_dmi_exec
• http://www.securityfocus.com/bid/87327
• http://www.securityfocus.com/bid/91787
• http://www.securitytracker.com/id/1035665
• https://struts.apache.org/docs/s2-032.html

More from Apache

• CVE-2026-34486 — Tomcat
• CVE-2026-34197 — ActiveMQ
• CVE-2024-38475 — HTTP Server
• CVE-2025-24813 — Tomcat
• CVE-2024-45195 — OFBiz