What is CVE-2020-15412?

CVE-2020-15412 is a medium-severity vulnerability in Misp, classified under Missing Authorization. CVSS score: 4.3/10. Published 2020-06-30.

How severe is CVE-2020-15412?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Misp

CVE-2020-15412

An issue was discovered in MISP 2.4.128. app/Controller/EventsController.php lacks an event ACL check before proceeding to allow a user to send an event contact form.

Vulnerability class: Broken Access Control

Published 2020-06-30 · last modified 2026-06-22.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (50.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Misp — versions 2.4.128
Misp-Project Misp — versions 2.4.128

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/MISP/MISP/commit/b0be3b07fee2ab9bf1869ef81a7f24f58bd687ef (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-15412?: CVE-2020-15412 is a medium-severity vulnerability in Misp, classified under Missing Authorization. CVSS score: 4.3/10. Published 2020-06-30.
How severe is CVE-2020-15412?: Medium severity. CVSS v3 base score is 4.3 out of 10.