Vulnerability · Published Aug 12, 2025 · Assigned by microsoft
CVE-2025-53729Microsoft Azure File Sync Elevation of Privilege Vulnerability
High 7.8
In plain English
A high-severity improper access control in Azure File Sync from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.3%top 75.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper access control in Azure File Sync allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Azure File Sync | 1.0.0 – before 18.3.0.0 |
Weakness: CWE-284 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Microsoft Azure File Sync Elevation of Privilege Vulnerability vendor-advisory, patch