WordPress security changelog
MEDIUM CVE-2022-3144 Modified

Wordfence Security – Firewall & Malware Scan: Cross-site scripting

Wordfence Security – Firewall & Malware Scan is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.

CVE / CNA score 4.4 CVSS 3.1 · security@wordfence.com
NVD score 4.8 CVSS 3.1 · nvd@nist.gov
Component
Wordfence Security – Firewall & Malware Scan
Plugin slug
wordfence
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Sep 23, 2022
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Sep 23, 2022 and is one of 3 known issues for this plugin.

What to do

Update, patch or deactivate.

Update Wordfence Security – Firewall & Malware Scan to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Source record

Technical description

The Wordfence Security – Firewall & Malware Scan plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to and including 7.6.0 via a setting on the options page due to insufficient escaping on the stored value. This makes it possible for authenticated users, with administrative privileges, to inject malicious web scripts into the setting that executes whenever a user accesses a page displaying the affected setting on sites running a vulnerable version.

CVE / CNA vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N

NVD vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

References

Primary and upstream sources