Vulnerability · Published Jul 20, 2026 · Assigned by Joomla
CVE-2026-60034Joomla Extension - themexpert.com - Authenticated stored XSS in JMedia Extension < 1.6.0
Critical 9.4
In plain English
A critical-severity cross-site scripting in JMedia extension for Joomla from themexpert.com. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).
Severity (CVSS 4.0)9.4Critical
Exploit odds (30 days)0.4%top 63.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Joomla Extension - themexpert.com - Authenticated stored XSS in JMedia Extension < 1.6.0 - The Joomla extension JMedia is vulnerable to a stored XSS vulnerability. Unsanitised SVG uploads served without nosniff, leading to stored/reflected XSS.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| themexpert.com | JMedia extension for Joomla | 1.0-1.5.4 |
Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H