What is CVE-2022-29533?

CVE-2022-29533 is a medium-severity vulnerability in Misp, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-04-20.

How severe is CVE-2022-29533?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Misp

CVE-2022-29533

An issue was discovered in MISP before 2.4.158. There is XSS in app/Controller/OrganisationsController.php in a situation with a "weird single checkbox page."

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-04-20 · last modified 2026-06-22.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (56.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/MISP/MISP/compare/v2.4.157...v2.4.158 (Third Party Advisory, Release Notes)
github.com/MISP/MISP/commit/ce6bc88e330f5ef50666b149d86c0d94f545f24e (Patch, Third Party Advisory)
zigrin.com/advisories/misp-xss-in-app-controller-organisationscontroller-php/ (Third Party Advisory)

Frequently asked questions

What is CVE-2022-29533?: CVE-2022-29533 is a medium-severity vulnerability in Misp, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-04-20.
How severe is CVE-2022-29533?: Medium severity. CVSS v3 base score is 6.1 out of 10.