CVE-2025-39665
nagvis: User enumeration in Nagvis' Checkmk MultisiteAuth before version 1.9.48 allows an unauthenticated attacker to enumera...
CVE-2025-39665 is fixed in nagvis on 1 platform by DEBIAN-CVE-2025-39665 (version 1:1.9.48-1), released December 3, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0028
20th percentile
User enumeration in Nagvis' Checkmk MultisiteAuth before version 1.9.48 allows an unauthenticated attacker to enumerate Checkmk usernames.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| nagvis · Debian 14 | 1:1.9.48-1 | DEBIAN-CVE-2025-39665 | Dec 3, 2025 |
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