CVE-2023-7321

low-risk
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.

Do I need to act?

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0.38% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.4/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Nagios

References (2)

Release Notes https://www.nagios.com/changelog/nagios-log-server-2024r1/
Third Party Advisory https://www.vulncheck.com/advisories/nagios-log-server-xss-via-snapshots-page
27
/ 100
low-risk
Severity 21/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal