Vulnerability · Published Jul 29, 2026 · Assigned by Joomla
CVE-2026-65889Joomla Extension - balbooa.com - Unauthenticated recursive directory deletion in Gridbox < 2.20.2
Critical 9.2
In plain English
A critical-severity improper access control in Gridbox extension for Joomla from balbooa.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 38% of all known vulnerabilities).
Severity (CVSS 4.0)9.2Critical
Exploit odds (30 days)0.4%top 61.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Joomla Extension - balbooa.com - Unauthenticated recursive directory deletion < 2.20.2 - The generateNewApp method allows actors to recursively delete directories.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| balbooa.com | Gridbox extension for Joomla | 1.0.0-2.20.1 |
Weakness: CWE-284, CWE-22 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/AU:Y
References
- https://www.balbooa.com/gridbox product
- https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/ third-party-advisory