SecurityUnverified

Acronis cPanel Backup Plugin Vulnerability Exploited in Targeted Attacks

Acronis has warned that a high-severity security flaw in its Backup plugin for cPanel and Web Host Manager (WHM) deployments has been exploited in the wild. The vulnerability, tracked as CVE-2026-87886 (CVSS score: 7.8), is described as a case of local privilege escalation due to insecure file permissions. It affects the following versions - Acronis Backup plugin for cPanel & WHM (Linux

What happened

Acronis has warned that a high-severity security flaw in its Backup plugin for cPanel and Web Host Manager (WHM) deployments has been exploited in the wild. The vulnerability, tracked as CVE-2026-87886 (CVSS score: 7.8), is described as a case of local privilege escalation due to insecure file permissions. It affects the following versions - Acronis Backup plugin for cPanel & WHM (Linux

Why it matters

The incident may affect operational continuity, asset safety or trust around Security. Watch for verified scope and remediation.

Affected entities

View evidence

1 reports · 1 original report · 1 independent

  1. The Hacker NewsPrimary source · Supports · EN · 100%
    Acronis cPanel Backup Plugin Vulnerability Exploited in Targeted Attacks

Claims

  • Acronis cPanel Backup Plugin Vulnerability Exploited in Targeted Attacks Observed

Conflicts

No material conflict detected in the available evidence.

Timeline

  1. First reported

Market move following event

Market reaction is not yet available for this asset and time window.

Score explanation

Confidence · formula confidence-2.1.0
Source trust80
Independent corroboration51
Primary evidence35
Claim consistency82
Extraction confidence82
Attribution quality90
Impact · formula impact-2.1.0
Event magnitude96
Market relevance74
Entity significance42
Market breadth45
Novelty68
Urgency95
Ranking · formula rank-1.0.0
Confidence factor0.8425
Freshness factor0.9951
Breaking bonus8