CVE-2026-66489: gridbox before 2.20.2 (exclusive); +1 more affected products

CVE-2026-66489. CVSS 3.1 base score 5.3 (MEDIUM, Source advisory). EPSS 0.00347 (percentile 0.27009), scored 22-Oct-2026.

Affected technology

gridbox · before 2.20.2 (exclusive)
balbooa

Gridbox extension for Joomla · 1.0.0-2.20.1
balbooa.com

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 5.3/10) rates confidentiality impact as low; integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 24-Oct-2026 01:44 UTC

CWE: CWE-200
CCR priority: 21.3 /100 (P4)
CVSS 3.1: 5.3 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · Source advisory
EPSS: 0.00347 · percentile 0.27009 · 2026-10-22
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-66489.html