PT-2025-44464 · Nagios · Nagios Log Server

Published 2020-04-22 · Updated 2025-10-30 · CVE-2020-36858

Positive Technologies (AI Summary)

CVSS v2.0

5.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions Nagios Log Server versions prior to 2.1.6

Description Nagios Log Server versions prior to 2.1.6 contain cross-site scripting (XSS) issues through the web interface on the Create User, Edit User, and Manage Host Lists pages. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.

Recommendations Update Nagios Log Server to version 2.1.6 or later.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2025-16437

CVE-2020-36858

Affected Products

Nagios Log Server

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2020-36858 · Security Note
• https://nagios.com/changelog/nagios-log-server-2024r1 · Patch
• https://bdu.fstec.ru/vul/2025-16437 · Security Note
• https://osv.dev/vulnerability/CVE-2020-36858 · Vendor Advisory
• https://twitter.com/CVEnew/status/1984012713459085483 · Twitter Post
• https://vulncheck.com/advisories/nagios-log-server-xss-via-create-user-edit-user-and-manage-host-lists-pages · Note