CVE-2016-3087

Name: CVE-2016-3087
Creator: NVD / NIST
Published: 2016-06-07T18:59:02.713+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 81.09%

Last modified Jun 17, 2026

CVE-2016-3087 is a vulnerability of currently unknown severity. 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 vectors related to an ! (exclamation mark) operator to the REST Plugin.. EPSS estimates a 81.09% chance of exploitation in the next 30 days.

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 vectors related to an ! (exclamation mark) operator to the REST Plugin.

Metrics

EPSS Probability

81.09%

99.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Apache	Struts	2.3.20
Apache	Struts	2.3.20.1
Apache	Struts	2.3.24
Apache	Struts	2.3.24.1
Apache	Struts	2.3.28

References

Timeline

Published: Jun 7, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-3087?

How severe is CVE-2016-3087?

Severity scoring for CVE-2016-3087 is pending analysis. The EPSS model estimates a 81.09% probability of exploitation in the next 30 days.

How do I fix CVE-2016-3087?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-3087?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST