What is CVE-2020-29006?

CVE-2020-29006 is a critical-severity vulnerability in Misp, classified under Missing Authorization. CVSS score: 9.8/10. Published 2020-11-24.

How severe is CVE-2020-29006?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Misp

CVE-2020-29006

MISP before 2.4.135 lacks an ACL check, related to app/Controller/GalaxyElementsController.php and app/Model/GalaxyElement.php.

Vulnerability class: Broken Access Control

Published 2020-11-24 · last modified 2026-06-22.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (68.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/MISP/MISP/commit/423750573d07f1a463f115ef37182c1825080da4 (Patch, Third Party Advisory)
github.com/MISP/MISP/compare/v2.4.134...v2.4.135 (Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2020-29006?: CVE-2020-29006 is a critical-severity vulnerability in Misp, classified under Missing Authorization. CVSS score: 9.8/10. Published 2020-11-24.
How severe is CVE-2020-29006?: Critical severity. CVSS v3 base score is 9.8 out of 10.