CVE-2016-4431

Name: CVE-2016-4431
Creator: NVD / NIST
Published: 2016-07-04T22:59:06.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 10.01%

Last modified Jun 17, 2026

CVE-2016-4431 is a vulnerability of currently unknown severity. Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks by leveraging a default method.. EPSS estimates a 10.01% chance of exploitation in the next 30 days.

Description

Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks by leveraging a default method.

Metrics

EPSS Probability

10.01%

95.0th 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	2.3.20.3
Apache	Struts	2.3.24
Apache	Struts	2.3.24.1
Apache	Struts	2.3.24.3
Apache	Struts	2.3.28

References

http://jvn.jp/en/jp/JVN45093481/index.htmlVendor Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000113VDB Entry, Vendor Advisory
http://www-01.ibm.com/support/docview.wss?uid=ssg1S1009282Third Party Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21987854Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.securityfocus.com/bid/91284
https://bugzilla.redhat.com/show_bug.cgi?id=1348252Issue Tracking
https://struts.apache.org/docs/s2-040.htmlVendor Advisory
http://jvn.jp/en/jp/JVN45093481/index.htmlVendor Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000113VDB Entry, Vendor Advisory
http://www-01.ibm.com/support/docview.wss?uid=ssg1S1009282Third Party Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21987854Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.securityfocus.com/bid/91284
https://bugzilla.redhat.com/show_bug.cgi?id=1348252Issue Tracking
https://struts.apache.org/docs/s2-040.htmlVendor Advisory

Timeline

Published: Jul 4, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-4431?

Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks by leveraging a default method.

How severe is CVE-2016-4431?

Severity scoring for CVE-2016-4431 is pending analysis. The EPSS model estimates a 10.01% probability of exploitation in the next 30 days.

How do I fix CVE-2016-4431?

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-2016-4431?

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

Scan your code now

Source: NVD / NIST