VulnerabilityUndergoing Analysis
CVE-2026-58611
Improper authorization in XBox Gaming Services allows an authorized attacker to elevate privileges locally.
HIGH 7.8EPSS 0.22%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Improper authorization in XBox Gaming Services allows an authorized attacker to elevate privileges locally.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.22% probability · 12th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-285
- Source
- secure@microsoft.com
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.