Local Privilege Escalation in Acronis Cyber Protect by Acronis
CVE-2026-28721

7.3HIGH

Key Information:

Vendor

Acronis
Status
Acronis Cyber Protect 17
Vendor
CVE Published:
5 March 2026

What is CVE-2026-28721?

Acronis Cyber Protect 17 (Windows) before build 41186 contains a vulnerability that allows for local privilege escalation due to improper handling of soft links. This flaw can potentially be exploited by an unauthenticated local user to gain elevated privileges, which may lead to unauthorized access or control over sensitive components of the system. Users are encouraged to update to the latest version to protect against this vulnerability.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

Acronis Cyber Protect 17 Windows < 41186

References

https://security-advisory.acronis.com/advisories/SEC-8445
vendor-advisory

CVSS V3.0

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

@vultza (https://hackerone.com/vultza)
JSON
.