CVE-2026-19855
Medium · 6.5CVSS
6.5
EPSS
0.2%
Published
Sep 9, 2026
CISA due date
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The record
The CleanTalk WordPress plugin before 6.87 does not prevent unauthenticated, user-supplied comment content from being passed to WordPress's shortcode engine, allowing any visitor to have arbitrary shortcodes registered on the site executed server-side and rendered to every subsequent visitor of the page.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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