WordPress security by component

coolclock

coolclock (coolclock) is a WordPress plugin with 3 published CVE records in this archive. The latest tracked vulnerability was published Sep 11, 2026; the highest published CVSS base score is 6.8.

Plugin slug: coolclock

Latest vulnerability

CVE-2026-83546: CoolClock permits contributor stored XSS in HTML attributes

CoolClock before 4.3.8 outputs an attacker-controlled skin setting inside an HTML attribute without adequate escaping. A Contributor or higher role can store script-bearing markup that executes when the affected content is viewed. The authoritative export does not name the setting, save action, or rendering function.

PublishedSep 11, 2026

Known safe version4.3.8

Published vulnerabilities for coolclock
		Safe version
Sep 11, 2026	CVE-2026-83546 CoolClock permits contributor stored XSS in HTML attributes CoolClock before 4.3.8 outputs an attacker-controlled skin setting inside an HTML attribute without adequate escaping. A Contributor or higher role can store script-bearing markup that executes when the affected content is viewed. The authoritative export does not name the setting, save action, or rendering function.	4.3.8	CVE6.8 NVDPending
Sep 11, 2026	CVE-2026-83545 CoolClock permits contributor stored XSS in inline scripts CoolClock before 4.3.8 outputs an attacker-controlled custom skin setting inside an inline script without adequate escaping. A Contributor or higher role can store arbitrary JavaScript that executes when the affected content is viewed. The authoritative export does not name the setting, save action, or rendering function.	4.3.8	CVE6.8 NVDPending
Sep 27, 2021	CVE-2021-24670 CoolClock: Cross-site scripting CoolClock 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.	See mitigation notes	CVEPending NVD5.4

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