Vulnerability · Published Jul 14, 2026 · Assigned by microsoft
CVE-2026-50658Microsoft Defender for Endpoint for Mac Elevation of Privilege Vulnerability
High 7.0
In plain English
A high-severity security flaw in Microsoft Defender for Endpoint for Mac from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).
Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.2%top 89.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Time-of-check time-of-use (toctou) race condition in Microsoft Defender allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Defender for Endpoint for Mac | 101.0.0 – before 101.26042.0020 |
Weakness: CWE-367 · 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
- Microsoft Defender for Endpoint for Mac Elevation of Privilege Vulnerability vendor-advisory, patch