CVE-2023-7321: Nagios Log Server versions prior to 2.1.14 are vulnerable to cross-site scripting (XSS) via the Snapshots Page…

CVE-2023-7321 · Severity: medium · CVSS 5.4 · Published 2025-10-30

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.

Technologies: Nagios Log Server. Vendors: Nagios.

Quick answers

Is CVE-2023-7321 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2023-7321 being exploited in the wild.
How severe is CVE-2023-7321?
Medium severity, with a CVSS score of 5.4, published 30 October 2025.
Which products and versions are affected?
Nagios Log Server. The advisory does not name versions.
Is there a fix for CVE-2023-7321?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2023-7321?
Check whether you run Nagios Log Server. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Nagios Log Server

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