Is CVE-2017-9791 actively exploited?

CVE-2017-9791 has no public evidence of in-the-wild exploitation as of 2025-10-22.

What is the CVSS score for CVE-2017-9791?

CVE-2017-9791 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2017-9791?

Patch guidance is available from apache security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2017-9791.

Fix CVE-2017-9791 - CRITICAL apache struts

Q: Which products are affected by CVE-2017-9791?

33 products: apache struts, apache struts, apache struts, apache struts, apache struts, and 28 more.

Description

The Struts 1 plugin in Apache Struts 2.1.x and 2.3.x might allow remote code execution via a malicious field value passed in a raw message to the ActionMessage.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-20 · Improper Input Validation CWE-20 · Improper Input Validation

Metadata

Primary Vendor: APACHE
Published: 7/10/2017
Last Modified: 10/22/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

apache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : strutsapache : struts

Remediation Guidance

Executive Summary

View on NIST NVD