CVE-2026-2026

5.4 mediumEPSS 0.1%

Medium (5.4) in tenable nessus agent. EPSS 0.1% chance of exploitation in the next 30 days.

A vulnerability has been identified where weak file permissions in the Nessus Agent directory on Windows hosts could allow unauthorized access, potentially permitting Denial of Service (DoS) attacks.

Severity

CVSS 4.0

5.4 medium

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:P

CVSS 3.1

6.1 medium

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

EPSS: 0.1% chance of exploitation in the next 30 days; higher than 2% of CVEs (scores of 2026-10-31)
CWE: CWE-276
Published: 2026-02-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

tenable:nessus_agent

References

https://www.tenable.com/security/tns-2026-05

Check your stack JSON