Local Privilege Escalation Vulnerability in Acronis Cyber Protect for macOS
CVE-2026-28727

7.8HIGH

Key Information:

Vendor

Acronis
Status
Acronis Cyber Protect 17
Acronis Cyber Protect Cloud Agent
Acronis True Image
Vendor
CVE Published:
5 March 2026

What is CVE-2026-28727?

Acronis Cyber Protect products for macOS are vulnerable to local privilege escalation due to insecure Unix socket permissions. This vulnerability can allow unauthorized users to gain elevated access to system resources. Affected versions include Acronis Cyber Protect 17 prior to build 41186 and Acronis Cyber Protect Cloud Agent prior to build 41124. It is essential to update to the latest builds to mitigate potential risks associated with this vulnerability.

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Deploy the Patch

Affected Version(s)

Acronis Cyber Protect 17 macOS < 41186

Acronis Cyber Protect Cloud Agent macOS < 41124

Acronis True Image macOS < 42902

References

https://security-advisory.acronis.com/advisories/SEC-9408
vendor-advisory

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

@aiqitut (https://hackerone.com/aiqitut)
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