A Stored XSS vulnerability exists in Nagios Log Server before 2.1.7 via the Notification Methods -> Email Users menu.
https://www.jinsonvarghese.com/stored-xss-vulnerability-in-nagios-log-server/
https://www.getastra.com/blog/911/stored-xss-vulnerability-nagios-log-server/
https://www.nagios.com/downloads/nagios-log-server/change-log/
http://packetstormsecurity.com/files/158992/Nagios-Log-Server-2.1.6-Cross-Site-Scripting.html
Source: Mitre, NVD
Published: 2020-07-30
Updated: 2026-06-17
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 5.4
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
EPSS: 0.10341