Vulnerability · Published Sep 26, 2026 · Assigned by Joomla
CVE-2026-97163Joomla Extension - lomart.fr - Unauthenticated remote code installation in UP plugin extension 5.0.0-5.2.0, 6.0.0-6.0.29
Critical 10.0
In plain English
A critical-severity path traversal in UP plugin for Joomla from lomart.fr. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 4.0)10.0Critical
Exploit odds (30 days)0.5%top 59.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official description
Joomla Extension - lomart.fr - Unauthenticated remote code installation in UP plugin extension 5.0.0-5.2.0, 6.0.0-6.0.29
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| lomart.fr | UP plugin for Joomla | 5.0.0-5.2.06.0.0-6.0.29 |
Weakness: CWE-22, CWE-284 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
References
- https://up.lomart.fr/ product