CVE-2021-37343
CVSS v3
8.8
HIGH
EPSS Score
23.8 %
exploit probability, as of 2026-10-05
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A path traversal vulnerability exists in Nagios XI below version 5.8.5 AutoDiscovery component and could lead to post authenticated RCE under security context of the user running Nagios.
Technical details
- Published
- 2021-08-13
Frequently asked questions
What is CVE-2021-37343?
A path traversal vulnerability exists in Nagios XI below version 5.8.5 AutoDiscovery component and could lead to post authenticated RCE under security context of the user running Nagios.
Is CVE-2021-37343 actively exploited?
Active exploitation of CVE-2021-37343 has not been confirmed. Its EPSS score was 23.8% on 2026-10-05, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2021-37343?
CVE-2021-37343 has a CVSS v3 base score of 8.8 (HIGH severity).
Is CVE-2021-37343 affecting your environment?
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