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Fencer Vulns
critical 9.8

CVE-2021-3193 json

Improper access and command validation in the Nagios Docker Config Wizard before 1.1.2, as used in Nagios XI through 5.7, allows an unauthe…

published 2021-01-22 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-26534

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.9%
EPSS 9.9% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Improper access and command validation in the Nagios Docker Config Wizard before 1.1.2, as used in Nagios XI through 5.7, allows an unauthenticated attacker to execute remote code as the apache user.

Exploit prediction

9.89% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.