Description
Ajenti is a Linux & BSD modular server admin panel. Prior to version 2.2.16, any authenticated user can call /api/core/tasks/start to enqueue InstallPlugin, UnInstallPlugin, or UpgradeAll from plugins/plugins/tasks.py without plugin-management authorization. InstallPlugin and UnInstallPlugin construct a pip package specification from unvalidated name and version fields, and the task worker invokes pip while running as root. A low-privileged user can therefore select or manipulate a package installed with root privileges and can install, remove, or upgrade plugins without administrative permission, resulting in root code execution and full host compromise. This issue is fixed in version 2.2.16.
Published: 2026-09-21
Score: 9.9 Critical
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 21 Sep 2026 19:15:00 +0000

Type Values Removed Values Added
First Time appeared Ajenti
Ajenti ajenti
Vendors & Products Ajenti
Ajenti ajenti

Mon, 21 Sep 2026 17:00:00 +0000

Type Values Removed Values Added
Description Ajenti is a Linux & BSD modular server admin panel. Prior to version 2.2.16, any authenticated user can call /api/core/tasks/start to enqueue InstallPlugin, UnInstallPlugin, or UpgradeAll from plugins/plugins/tasks.py without plugin-management authorization. InstallPlugin and UnInstallPlugin construct a pip package specification from unvalidated name and version fields, and the task worker invokes pip while running as root. A low-privileged user can therefore select or manipulate a package installed with root privileges and can install, remove, or upgrade plugins without administrative permission, resulting in root code execution and full host compromise. This issue is fixed in version 2.2.16.
Title Ajenti: Privilege escalation to root via unauthenticated/unauthorized plugin install task
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-09-21T18:57:20.885Z

Reserved: 2026-08-25T14:59:32.746Z

Link: CVE-2026-79920

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-21T17:18:59.567

Modified: 2026-09-21T19:17:11.323

Link: CVE-2026-79920

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-21T19:00:08Z

Weaknesses