Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Backup plugin for cPanel & WHM (Linux) before build 1.9.3.1021, Acronis Backup extension for Plesk (Linux) before build 1.8.11.638, Acronis Backup plugin for DirectAdmin (Linux) before build 1.2.3.238.

Project Subscriptions

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Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Thu, 17 Sep 2026 23:30:00 +0000

Type Values Removed Values Added
Description Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Backup plugin for cPanel & WHM (Linux) before build 1.9.3.1021, Acronis Backup extension for Plesk (Linux) before build 1.8.11.638, Acronis Backup plugin for DirectAdmin (Linux) before build 1.2.4.238. Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Backup plugin for cPanel & WHM (Linux) before build 1.9.3.1021, Acronis Backup extension for Plesk (Linux) before build 1.8.11.638, Acronis Backup plugin for DirectAdmin (Linux) before build 1.2.3.238.

Thu, 17 Sep 2026 23:15:00 +0000

Type Values Removed Values Added
Description Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Backup plugin for cPanel & WHM (Linux) before build 1.9.3.1021, Acronis Backup extension for Plesk (Linux) before build 1.8.11.638, Acronis Backup plugin for DirectAdmin (Linux) before build 1.2.4.238.
Weaknesses CWE-276
References
Metrics cvssV3_0

{'score': 7.8, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

kev

{'dateAdded': '2026-09-16T00:00:00+00:00', 'dueDate': '2026-09-19T00:00:00+00:00'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Acronis

Published:

Updated: 2026-09-17T23:09:27.166Z

Reserved: 2026-09-09T14:04:36.755Z

Link: CVE-2026-87886

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-17T23:18:53.763

Modified: 2026-09-18T00:17:48.480

Link: CVE-2026-87886

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses