CVE-2026-66489

MEDIUM 5.3

Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox < 2.20.2

CVSS Score

5.3

EPSS Score

0.1%

EPSS Percentile

4th

Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox < 2.20.2

Vendor	balbooa.com
Product	gridbox extension for joomla
Published	Jul 29, 2026
Last Updated	Jul 31, 2026

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Affected Versions

balbooa.com / Gridbox extension for Joomla

1.0.0-2.20.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

balbooa.com: https://www.balbooa.com/gridbox mysites.guru: https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/

Credits

Phil Taylor