What is GHSA-mvvr-5rcc-xqpx?

GHSA-mvvr-5rcc-xqpx is a security advisory published by GitHub Security Advisories with Medium severity. The CoolClock WordPress plugin before 4.3.8 does not properly escape a skin setting before...

Which CVE IDs does GHSA-mvvr-5rcc-xqpx cover?

GHSA-mvvr-5rcc-xqpx covers the following CVE IDs: CVE-2026-83546. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mvvr-5rcc-xqpx?

GHSA-mvvr-5rcc-xqpx has a CVSS v3 base score of 6.8, published by GitHub Security Advisories.

GHSA-mvvr-5rcc-xqpxMediumCVSS 6.8

The CoolClock WordPress plugin before 4.3.8 does not properly escape a skin setting before...

Vendor

GitHub Security Advisories

Published

September 11, 2026

Last Modified

September 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-83546 →

📋 Description

The CoolClock WordPress plugin before 4.3.8 does not properly escape a skin setting before outputting it within an HTML attribute, allowing users with contributor-level access and above to inject arbitrary web scripts that execute when the content is viewed.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-83546
https://wpscan.com/vulnerability/57fcdde1-1723-42e1-a6d0-16e63a532ac7
https://github.com/advisories/GHSA-mvvr-5rcc-xqpx