RCE in Apache Struts

CVE-2016-3081

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.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.942 (99.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-3081?
CVE-2016-3081 is a high-severity vulnerability in Apache Struts, classified under Command Injection. CVSS score: 8.1/10. Published 2016-04-26.
How severe is CVE-2016-3081?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2016-3081 known to be exploited?
31 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.