CVE-2026-64879

Command Injection

CRITICAL 9.4

At a glance

Source: NVD
EPSS: EPSS 2.26 % · percentile 83 (2026-10-28)
State: PUBLISHED
Published: 2026-07-21 19:54 UTC
Updated: 2026-07-24 03:55 UTC
Assigner: tenable
NVD status: Analyzed

Description

A filename supplied during file upload is not properly sanitized before being used in system command execution, allowing an attacker to inject shell metacharacters and achieve command injection via the audit file upload functionality.

Weaknesses (CWE)

CWE-78 — OS Command Injection

References

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

Scores

Version	Score	Vector	Scored by
CVSS 3.1	CRITICAL 9.9	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H	tenable
CVSS 4.0	CRITICAL 9.4	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	tenable
CVSS 4.0	CRITICAL 9.4	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	NVD · vulnreport@tenable.com (Secondary)
CVSS 3.1	CRITICAL 9.9	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H	NVD · vulnreport@tenable.com (Secondary)

European references

ENISA EUVD · EUVD-2026-46391
GCVE · GCVE-0-2026-64879

CERT-FR advisories

CERTFR-2026-AVI-0962 — Multiples vulnérabilités dans les produits Tenable · cert.ssi.gouv.fr
CERTFR-2026-AVI-0905 — Multiples vulnérabilités dans Tenable Security Center · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:tenable:security_center:*:*:*:*:*:*:*:* ≥ 6.6.0 ≤ 6.8.0

Affected products

Product	Versions
Tenable, Inc. · Security Center	unaffected 0 < 6.8.0

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD