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.
zetlyn/cve-nvd vulnerability cve CVE-2026-87886 cpe cpe:2.3:a:acronis:acronis_backup:*:*:*:*:*:directadmin:*:* cpe cpe:2.3:a:acronis:acronis_backup:*:*:*:*:*:plesk:*:* cpe cpe:2.3:a:acronis:acronis_backup:*:*:*:*:*:cpanel:*:* cpe cpe:2.3:a:acronis:acronis_backup:1.9.3:-:*:*:*:cpanel:*:* cpe cpe:2.3:a:acronis:acronis_backup:1.9.3:hotfix1:*:*:*:cpanel:*:* cpe cpe:2.3:a:acronis:acronis_backup:1.9.3:hotfix2:*:*:*:cpanel:*:* cpe cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* known 2026-09-17
https://nvd.nist.gov/vuln/detail/CVE-2026-87886
Properties
| product | Acronis Backup plugin for cPanel & WHMreceipt
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|---|---|---|---|---|---|
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| vendor | Acronisreceipt
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Text
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.