PT-2026-65800 · Balbooa.Com · Gridbox Extension For Joomla

Phil Taylor · CVE-2026-65887 · Published 2026-07-29 · Updated 2026-07-29

Mitre

CVSS v4.0

10

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red

Joomla Extension - balbooa.com - Unauthenticated arbitrary password reset in Gridbox < 2.20.2 - The resetPassword method allows actors to reset any user password, allowing to login and act as these users - excluding super admins.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2026-65887

Affected Products

Gridbox Extension For Joomla

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-65887 · Security Note
• https://balbooa.com/gridbox · Note
• https://mysites.guru/blog/gridbox-23-critical-vulnerabilities · Note