CVE-2026-64881

The audit file upload handler does not sanitize filenames, allowing shell metacharacters to flow into system command execution. This input validation failure enables command injection when chained with a related vulnerability.

CVSS 4.0

8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

2.2% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-25)

CWE

CWE-78

Published

2026-07-21

Modified

2026-10-24

Record from

the NVD, synced 2026-10-25

Affected

• tenable:security_center

References

• https://www.tenable.com/security/tns-2026-19

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