CVE-2016-4436
Summary
| CVE | CVE-2016-4436 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2016-10-03 15:59:01 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v3.0 9.8 CRITICAL from [email protected]
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.057430000 probability, percentile 0.905030000 (date 2026-05-07)
Problem Types: NVD-CWE-noinfo | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:L/Au:N/C:P/I:P/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Apache | Struts | 2.0.0 | All | All | All |
| Application | Apache | Struts | 2.0.1 | All | All | All |
| Application | Apache | Struts | 2.0.11 | All | All | All |
| Application | Apache | Struts | 2.0.11.1 | All | All | All |
| Application | Apache | Struts | 2.0.11.2 | All | All | All |
| Application | Apache | Struts | 2.0.12 | All | All | All |
| Application | Apache | Struts | 2.0.14 | All | All | All |
| Application | Apache | Struts | 2.0.2 | All | All | All |
| Application | Apache | Struts | 2.0.3 | All | All | All |
| Application | Apache | Struts | 2.0.4 | All | All | All |
| Application | Apache | Struts | 2.0.5 | All | All | All |
| Application | Apache | Struts | 2.0.6 | All | All | All |
| Application | Apache | Struts | 2.0.7 | All | All | All |
| Application | Apache | Struts | 2.0.8 | All | All | All |
| Application | Apache | Struts | 2.0.9 | All | All | All |
| Application | Apache | Struts | 2.1.6 | All | All | All |
| Application | Apache | Struts | 2.1.8 | All | All | All |
| Application | Apache | Struts | 2.1.8.1 | All | All | All |
| Application | Apache | Struts | 2.2.1 | All | All | All |
| Application | Apache | Struts | 2.2.1.1 | All | All | All |
| Application | Apache | Struts | 2.2.3 | All | All | All |
| Application | Apache | Struts | 2.2.3.1 | All | All | All |
| Application | Apache | Struts | 2.3.1 | All | All | All |
| Application | Apache | Struts | 2.3.1.1 | All | All | All |
| Application | Apache | Struts | 2.3.1.2 | All | All | All |
| Application | Apache | Struts | 2.3.12 | All | All | All |
| Application | Apache | Struts | 2.3.14 | All | All | All |
| Application | Apache | Struts | 2.3.14.1 | All | All | All |
| Application | Apache | Struts | 2.3.14.2 | All | All | All |
| Application | Apache | Struts | 2.3.14.3 | All | All | All |
| Application | Apache | Struts | 2.3.15 | All | All | All |
| Application | Apache | Struts | 2.3.15.1 | All | All | All |
| Application | Apache | Struts | 2.3.15.2 | All | All | All |
| Application | Apache | Struts | 2.3.15.3 | All | All | All |
| Application | Apache | Struts | 2.3.16 | All | All | All |
| Application | Apache | Struts | 2.3.16.1 | All | All | All |
| Application | Apache | Struts | 2.3.16.2 | All | All | All |
| Application | Apache | Struts | 2.3.16.3 | All | All | All |
| Application | Apache | Struts | 2.3.20 | All | All | All |
| Application | Apache | Struts | 2.3.20.1 | All | All | All |
| Application | Apache | Struts | 2.3.20.3 | All | All | All |
| Application | Apache | Struts | 2.3.24 | All | All | All |
| Application | Apache | Struts | 2.3.24.1 | All | All | All |
| Application | Apache | Struts | 2.3.24.3 | All | All | All |
| Application | Apache | Struts | 2.3.28 | All | All | All |
| Application | Apache | Struts | 2.3.28.1 | All | All | All |
| Application | Apache | Struts | 2.3.3 | All | All | All |
| Application | Apache | Struts | 2.3.4 | All | All | All |
| Application | Apache | Struts | 2.3.4.1 | All | All | All |
| Application | Apache | Struts | 2.3.7 | All | All | All |
| Application | Apache | Struts | 2.3.8 | All | All | All |
| Application | Apache | Struts | 2.5 | All | All | All |
| Application | Apache | Struts | 2.5 | beta1 | All | All |
| Application | Apache | Struts | 2.5 | beta2 | All | All |
| Application | Apache | Struts | 2.5 | beta3 | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| IBM Security Bulletin: Multiple vulnerabilities in Apache Struts affect SAN Volume Controller and Storwize Family - United States | af854a3a-2127-422b-91ae-364da2661108 | www-01.ibm.com | Third Party Advisory |
| IBM Security Bulletin: Multiple Vulnerabilities in Struts v2 affect IBM Opportunity Detect - United States | af854a3a-2127-422b-91ae-364da2661108 | www-01.ibm.com | Third Party Advisory |
| S2-035 | af854a3a-2127-422b-91ae-364da2661108 | struts.apache.org | Vendor Advisory |
| Oracle Critical Patch Update - July 2017 | af854a3a-2127-422b-91ae-364da2661108 | www.oracle.com | |
| Apache Struts CVE-2016-4436 Security Bypass Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 996541 Java (Maven) Security Update for org.apache.struts:struts2-core (GHSA-xm92-v2mq-842q)