Windows
CVE-2026-28717
MEDIUM
Severity by source
AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
Lifecycle Timeline
2DescriptionCVE.org
Local privilege escalation due to improper directory permissions. The following products are affected: Acronis Cyber Protect 17 (Windows) before build 41186.
AnalysisAI
Improper directory permissions in Acronis Cyber Protect 17 for Windows (before build 41186) allow local authenticated users to escalate privileges through a user-interaction-dependent attack vector. An attacker with local access could modify files or settings to gain elevated system permissions. No patch is currently available for this vulnerability.
Technical ContextAI
Classified as CWE-276 (Incorrect Default Permissions). Affects Cyber Protect. Local privilege escalation due to improper directory permissions. The following products are affected: Acronis Cyber Protect 17 (Windows) before build 41186.
RemediationAI
Monitor vendor advisories for a patch.
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Same weakness CWE-276 – Incorrect Default Permissions
View allSame technique Privilege Escalation
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External POC / Exploit Code
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