Vulnerability details
CVE-2026-68821
Microsoft App Installer
Windows Package Manager Elevation of Privilege Vulnerability
CVSS 3.1
7.3High
Official description
Improper privilege management in Windows Package Manager allows an authorized attacker to elevate privileges locally.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.3High | 3.1 | CVEProject cvelistV5 (CNA) (microsoft) | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Microsoft | App Installer | 1.0.0.0 ≤ v < 1.29.279 | CVEProject cvelistV5 (CNA) |
References and advisories
1- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68821 vendor-advisorypatch
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Details
- Published
- 2026-08-11
- Last updated
- 2026-10-30
- State
- Published
- Assigner (CNA)
- microsoft
Exploit prediction (EPSS)
0.32%
Probability of exploitation in 30 days
25.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-269Improper Privilege Management