CVE-2026-83546

MediumCVSS 6.8/10Last modified Sep 11, 2026

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.

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
Unknown	CoolClock	< 4.3.8

References

https://wpscan.com/vulnerability/57fcdde1-1723-42e1-a6d0-16e63a532ac7/

Timeline

Published: Sep 11, 2026
Last modified: Sep 11, 2026
NVD status: Deferred

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