Vulnerability · Published Oct 13, 2026 · Assigned by microsoft
CVE-2026-105725Windows Security App Elevation of Privilege Vulnerability
High 7.0
In plain English
A high-severity use-after-free in Windows Security App 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 20% of all known vulnerabilities).
Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.3%top 79.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Use after free in Windows Security App allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows Security App | 1000.0.0.0 – before 1000.27840.1000.0 |
Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Windows Security App Elevation of Privilege Vulnerability vendor-advisory, patch