CVE-2026-87886
Acronis Acronis Backup plugin for cPanel & WHM
At a glance
- Source
- NVD
- EPSS
- EPSS 0.23 % · percentile 14 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Acronis
- NVD status
- Analyzed
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 1.2.3.238.
Weaknesses (CWE)
- CWE-276 — Incorrect Default Permissions
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | HIGH 7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | Acronis |
| CVSS 3.0 | HIGH 7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · security@acronis.com (Secondary) |
European references
- ENISA EUVD · EUVD-2026-82595
- GCVE · GCVE-0-2026-87886
Affected configurations (NVD CPE)
cpe:2.3:a:acronis:acronis_backup:*:*:*:*:*:directadmin:*:*< 1.2.3cpe:2.3:a:acronis:acronis_backup:*:*:*:*:*:plesk:*:*< 1.8.11cpe:2.3:a:acronis:acronis_backup:*:*:*:*:*:cpanel:*:*< 1.9.3cpe:2.3:a:acronis:acronis_backup:1.9.3:-:*:*:*:cpanel:*:*cpe:2.3:a:acronis:acronis_backup:1.9.3:hotfix1:*:*:*:cpanel:*:*cpe:2.3:a:acronis:acronis_backup:1.9.3:hotfix2:*:*:*:cpanel:*:*
Affected products
| Product | Versions |
|---|---|
| Acronis · Acronis Backup plugin for cPanel & WHM | affected unspecified < 1.9.3.1021 |
| Acronis · Acronis Backup extension for Plesk | affected unspecified < 1.8.11.638 |
| Acronis · Acronis Backup plugin for DirectAdmin | affected unspecified < 1.2.3.238 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| CISA Known Exploited Vulnerabilities | CC0 1.0 |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| 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 |