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CVE-2026-19855

MEDIUM 6.5 CVSS 3.1
Published
September 9, 2026
Last modified
September 9, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-74
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Description

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 products and versions

  • Unknown CleanTalk — Before 6.87

References

  • wpscan.com https://wpscan.com/vulnerability/c27f3657-261a-46cd-860c-0bdf5c849190/
  • nvd.nist.gov Official NVD record