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CVE-2026-65888

Balbooa Gridbox broken access control

9.8 CRITICALEPSS 0.52%
  1. Published29 Jul 2026

Description

Joomla Extension - balbooa.com - Account takeover vulnerability in Gridbox < 2.20.2 - The socialLogin method allows actors to login as any given user on the target site.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Balbooa Gridbox< 2.20.2

Remediation

Fixed in
Balbooa Gridbox≥ 2.20.2

References

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Frequently asked

Is CVE-2026-65888 being actively exploited?

CVE-2026-65888 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.52%.

How severe is CVE-2026-65888?

CVE-2026-65888 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.52% probability of exploitation.

Which products are affected by CVE-2026-65888?

Affected products include Balbooa Gridbox.

How do I fix CVE-2026-65888?

Upgrade affected software to a fixed version, for example Balbooa Gridbox 2.20.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-65888 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.