CVE-2026-83545
CoolClock < 4.3.8 - Contributor+ Stored XSS via Custom Skin JSON
CVSS Score
6.8
EPSS Score
0.0%
EPSS Percentile
0th
The CoolClock WordPress plugin before 4.3.8 does not properly escape a custom skin setting before outputting it inside an inline script, allowing users with contributor-level access and above to inject arbitrary JavaScript that executes when the content is viewed.
| Vendor | unknown |
| Product | coolclock |
| Published | Sep 11, 2026 |
| Last Updated | Sep 11, 2026 |
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Affected Versions
Unknown / CoolClock
0 < 4.3.8
References
Credits
Philipp Doblhofer WPScan