What’s Vulnerable › Products

CoolClock vulnerabilities

2 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 2 published in the last 12 months.

Check whether your CoolClock version is affected

Latest CoolClock vulnerabilities

• CVE-2026-83546 — CoolClock < 4.3.8 - Contributor+ Stored XSS via Skin Class Attribute (CVSS 6.8)
• CVE-2026-83545 — CoolClock < 4.3.8 - Contributor+ Stored XSS via Custom Skin JSON (CVSS 6.8)