CVE-2025-66265CWE-269privilege-escalation

CVE-2025-66265

published November 26, 2025

CVSS
6.9
EPSS
0%
Percentile
1.4
In the wild
Unconfirmed
What it is

CMService.exe creates the C:\\usr directory and subdirectories with insecure permissions, granting write access to all authenticated users. This allows attackers to replace configuration files (such as snmp.conf) or hijack DLLs to escalate privileges.

The record
Technical detail
CVSS
6.9 · NONE
CVSS v4.0
Not supplied
EPSS
0.00114 · 1.4th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2025-11-26T06:16Z
References (1)
EPSS history
Timeline
  • 26 NOV 01:12Z
    Insecure permissions in configuration directory (C:\\usr)
    cvelistv5