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.
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Affected Vendors & Products
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Advisories
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Fixes
Solution
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Workaround
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References
History
Fri, 11 Sep 2026 06:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | CoolClock < 4.3.8 - Contributor+ Stored XSS via Custom Skin JSON | |
| References |
|
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MITRE
Status: PUBLISHED
Assigner: WPScan
Published:
Updated: 2026-09-11T06:00:05.825Z
Reserved: 2026-08-31T18:05:49.023Z
Link: CVE-2026-83545
Vulnrichment
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NVD
Status : Received
Published: 2026-09-11T07:16:46.950
Modified: 2026-09-11T07:16:46.950
Link: CVE-2026-83545
Redhat
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OpenCVE Enrichment
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Weaknesses
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