CVE-2026-64878

critical · 9.4

Unvalidated input in asset filter parameters allows shell metacharacters to escape command argument handling, resulting in remote code execution as a low-privileged OS user via the Analysis REST endpoint.

9.4

CVSS

0.8%

EPSS (exploit prob.)

55th

EPSS percentile

2026-07-21

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-78

Affected products

Vendor	Product	Affected versions
tenable	security_center	>= 6.6.0, <= 6.8.0
linux	linux_kernel	all versions

Check a specific version with /api/v1/cve/match.

References

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-64878