CVE-2022-3220: Advanced Comment Form < 1.2.1 - Admin+ Authenticated Stored XSS

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-10-10 · updated 2026-06-17
Weakness: CWE-79

Description

The Advanced Comment Form WordPress plugin before 1.2.1 does not sanitise and escape its settings, allowing high privilege users such as admin to perform cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Affected products

Advanced Comment Form: before 1.2.1 — fixed in 1.2.1

How to fix

Upgrade to a fixed version: Advanced Comment Form 1.2.1. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/cb6f4953-e68b-48f3-a821-a1d77e5476ef
https://wpscan.com/vulnerability/cb6f4953-e68b-48f3-a821-a1d77e5476ef

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