MISP before 2.4.135 lacks an ACL check, related to app/Controller/GalaxyElementsController.php and app/Model/GalaxyElement.php.
https://github.com/MISP/MISP/compare/v2.4.134...v2.4.135
https://github.com/MISP/MISP/commit/423750573d07f1a463f115ef37182c1825080da4
Source: Mitre, NVD
Published: 2020-11-24
Updated: 2026-06-22
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00363