CVE-2020-27990

5.4 mediumEPSS 34%

Medium (5.4) in nagios nagios xi. EPSS 34% chance of exploitation in the next 30 days.

Nagios XI before 5.7.5 is vulnerable to XSS in the Deployment tool (add agent).

Severity

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 34% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2020-11-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19