PRTG Network Monitor v7.1.3.3378 allows XSS via the /public/login.htm errormsg or loginurl parameter. NOTE: This product is discontinued.
https://seclists.org/fulldisclosure/2019/Mar/3
https://packetstormsecurity.com/files/151925/PRTG-Network-Monitor-7.1.3.3378-Cross-Site-Scripting.html
Source: Mitre, NVD
Published: 2019-12-31
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.00193