CVE-2026-67394

CVE Enrichment

CVSS: 9.0 CRITICAL
EPSS: 1.29%
EPSS Percentile: 69.43%
CISA KEV: Not listed

Description

A critical local privilege escalation via OS command injection vulnerability has been discovered in Plesk for Linux, affecting all versions from 18.0.34 before 18.0.79.9 and 18.0.80.5. The vulnerability allows a customer or reseller with shell access (or allowed to change their own shell access) to elevate privileges to the root account on the hosting server.

Technical Details

CVSS Version: 4.0
CNA / NVD Source: support@hackerone.com
Published: 01-Sep-2026 10:16
Last Modified: 04-Sep-2026 00:02
EPSS Date: 2026-10-13
CWE: CWE-78

CVSS Vector


            CVSS:4.0                            AV:N /
                            AC:L /
                            AT:P /
                            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

References

support@hackerone.com

Last enrichment sync: 14-Oct-2026 07:30
Sources: NVD · FIRST EPSS · CISA KEV
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Reported Context (1)

CVE-2026-67394 Recorded Future Reports 94 High-Impact Vulnerabilities in September 2026, Including 80 Actively Exploited

CVE (76)

Malware (6)

Threat Actors (8)

Vendors (10)

Products (67)

Tools (7)

Industries (1)

Countries (2)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.