CVE-2024-2402: Better Comments < 1.5.6 - Admin+ Stored XSS

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-04-24 · updated 2026-06-17
Weakness: CWE-79

Description

The Better Comments WordPress plugin before 1.5.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected products

Better Comments: before 1.5.6 — fixed in 1.5.6

How to fix

Upgrade to a fixed version: Better Comments 1.5.6. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/98e050cf-5686-4216-bad1-575decf3eaa7/
https://wpscan.com/vulnerability/98e050cf-5686-4216-bad1-575decf3eaa7/

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