CVE-2023-7321

Medium

Description

Nagios Log Server versions prior to 2.1.14 are vulnerable to cross-site scripting (XSS) via the Snapshots Page. Untrusted log content was not safely encoded for the output context, allowing attacker-controlled data present in logs to execute script in the victim’s browser within the application origin.

SeverityMedium

CVSS5.4

Exploit probability—

ProductNagios Log Server

PublishedOct 30, 2025

First seenOct 30, 2025

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Update

nagios log_server2.1.14 or later

Patches

nagios.com/changelog/nagios-log-server-2024r1/

Affected products

Product	Affected versions	Fixed in
nagios log_server	v < 2.1.14	2.1.14

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.