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CVE-2016-4436

Apache Struts 2 before 2.3.29 and 2.5.x before 2.5.1 allow attackers to have unspecified impact via vectors related to improper action name clean up.

Published: Oct 3, 2016Updated: May 6, 2026 Sources: CVE List NVD GHSA BDUNVD-CWE-noinfo
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
6.8%
Top 6.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Apache Struts improper action name cleanup

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

org.apache.struts:struts2-coreMavenOSS Libraries
StrutsApache Software Foundation
LibraryLibrary
OSS Libraries / web-framework
IBM Call Center for CommerceIBM Corp.
On-prem
Databases
IBM SAN Volume ControllerIBM Corp.
Mixed
Databases / relational
IBM Storwize V3500IBM Corp.
Mixed
Databases / relational
mavenpackage-ecosystemOSS Libraries
apache software foundationoss-projectUSWeb & CMS Pluginsaka apache foundation
ibm corp.commercialUSDatabasesaka ibm, ibm corporation
and 6 more affected products View all →

Exploitability

Official Patch Available

References

https://nvd.nist.gov/vuln/detail/CVE-2016-4436
nvd.nist.gov
https://github.com/apache/struts/commit/237432512df0e27013f7c7b9ab59fdce44ca34a5
github.com
https://github.com/apache/struts/commit/27ca165ddbf81c84bafbd083b99a18d89cc49ca7
github.com
and 11 more references View all →

Timeline

Published
Oct 3, 2016
Last Updated
May 6, 2026

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