https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-30T03:37:46.089488+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-19855 CVE-2026-19855 — Spam protection, Honeypot, Anti-Spam by CleanTalk < 6.87 - Unauthenticated Arbitrary Shortcode Execution via Comment Te… 2026-09-30T03:37:46.106358+00:00

Affected: Unknown CleanTalk

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.