CVE-2016-4461

8.8 HIGH

Published: October 16, 2017 Modified: May 13, 2026

Description

Apache Struts 2.x before 2.3.29 allows remote attackers to execute arbitrary code via a "%{}" sequence in a tag attribute, aka forced double OGNL evaluation. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-0785.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.securityfocus.com/bid/91277

Source: secalert@redhat.com

Third Party Advisory VDB Entry

https://security.netapp.com/advisory/ntap-20180629-0004/

Source: secalert@redhat.com

Third Party Advisory

https://struts.apache.org/docs/s2-036.html

Source: secalert@redhat.com

Mitigation Vendor Advisory

http://www.securityfocus.com/bid/91277

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

https://security.netapp.com/advisory/ntap-20180629-0004/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://struts.apache.org/docs/s2-036.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mitigation Vendor Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

8.8 / 10.0

EPSS (Exploit Probability)

8.3%

94th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

netapp apache

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