An issue was discovered in MISP before 2.4.158. There is stored XSS in the event graph via a tag name.
https://zigrin.com/advisories/misp-stored-xss-in-the-event-graph/
https://github.com/MISP/MISP/compare/v2.4.157...v2.4.158
https://github.com/MISP/MISP/commit/bb3b7a7e91862742cae228c43b3091bad476dcc0
https://zigrin.com/cakephp-application-cybersecurity-research-protect-your-website-from-stored-xss-attacks-understanding-and-preventing-vulnerabilities-in-open-source-applications/
Source: Mitre, NVD
Published: 2022-04-20
Updated: 2026-06-22
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 5.4
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
EPSS: 0.00075