ChronoForms 8
Affected versions: < 8.0.53
Full advisory: our disclosure post
CVE-2026-58148HighPublished 17 July 2026
ChronoForms 8 (com_chronoforms8) below 8.0.53 - Unauthenticated Stored XSS
ChronoForms 8 (ChronoEngine) versions up to and including 8.0.52 contain an unauthenticated stored cross-site scripting flaw (CVE-2026-58148): an anonymous visitor can store markup that later executes in the browser of another user or an administrator viewing the page. Scored CVSS 4.0 8.7 (High) by the Joomla CNA. Reported by Italo Almeida (not by mySites.guru). Update to ChronoForms 8.0.53 or later. This rule covers the ChronoForms 8 line only (com_chronoforms8), which is where the 8.0.53 fix ships.
Affected versions: < 8.0.53
Official record: cve.org · NVD
Related vulnerabilities
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Affected extensions and versions
Our disclosure post
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Rules current as of 25 August 2026.