Auth bypass in Tildeslash M\/monit

CVE-2020-36969

M/Monit 3.7.4 contains a privilege escalation vulnerability that allows authenticated users to modify user permissions by manipulating the admin parameter. Attackers can send a POST request to the /api/1/admin/users/update endpoint with a crafted payload to grant administrative access to a standard user account.

Vulnerability class: Broken Access Control

EPSS: 0.004 (34.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-36969?
CVE-2020-36969 is a high-severity vulnerability in Tildeslash M\/monit, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2026-01-28.
How severe is CVE-2020-36969?
High severity. CVSS v3 base score is 8.8 out of 10.