Medium severity6.5NVD Advisory· Published Sep 9, 2026

CVE-2026-19855

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

WordPress/Cleantalk Spam Protectinferred
Range: <6.87
Package: https://wordpress.org/plugins/cleantalk-spam-protect
WordPress/CleanTalkllm-fuzzy
Range: <6.87

Patches

Vulnerability mechanics

References

wpscan.com/vulnerability/c27f3657-261a-46cd-860c-0bdf5c849190/nvd

News mentions

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