Critical (9.1) in nagios nagios xi. EPSS 1.5% chance of exploitation in the next 30 days.
Nagios XI before 2024R1 was discovered to improperly handle API keys generation (randomly-generated), allowing attackers to possibly generate the same set of API keys for all users and utilize them to authenticate.
Severity
CVSS 3.1
9.1 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)