CVE-2026-68821
Windows Package Manager Elevation of Privilege Vulnerability
Improper privilege management in Windows Package Manager allows an authorized attacker to elevate privileges locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Package Manager Elevation of Privilege Vulnerability
Improper privilege management in Windows Package Manager allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-68821- CVSS 3.1
- 7.3 High
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 - Weakness
- CWE-269
- Updated
- 2026-11-02
EUVDEUVD-2026-56469
Improper privilege management in Windows Package Manager allows an authorized attacker to elevate privileges locally.
- Record
EUVD-2026-56469- CVSS 3.1
- 7.3 High
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-j4h5-8p8v-mfj6
Improper privilege management in Windows Package Manager allows an authorized attacker to elevate...
Improper privilege management in Windows Package Manager allows an authorized attacker to elevate privileges locally.
- Record
GHSA-j4h5-8p8v-mfj6- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
Improper privilege management in Windows Package Manager allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-68821- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
OSV
Improper privilege management in Windows Package Manager allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-68821- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-68821 is a high vulnerability (CVSS 7.3) in Microsoft App Installer, published August 11, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 25th percentile. No source names a fixed version.