Planet Briefing

First published · Last updated

CVE-2026-87886: Acronis Backup Incorrect Default Permissions Vulnerability

Acronis Backup integrations for cPanel & WHM and Plesk contain an incorrect default permissions vulnerability that could permit privilege escalation. The advisory directs applying vendor mitigations and following CISA BOD 26-04 and forensics triage guidance.

Categories: technology

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence
7/10
Geographic reach
2/10
Global importance
3/10
Impact magnitude
4/10
Positivity
2/10
Urgency
6/10

Why it matters

Because the vulnerability can enable privilege escalation on affected systems, operators are instructed to apply the provided mitigations and guidance.

Location

Sources

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