CVE-2026-32080: CWE-416: Use After Free in Microsoft Windows Server 2016
Use after free in Windows WalletService allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-32080) involves a use-after-free condition in the Windows WalletService on Windows Server 2016 (version 10.0.14393.0). Exploitation requires local access with some privileges and can lead to privilege escalation, impacting confidentiality, integrity, and availability. Microsoft has published an official fix to address this issue.
Potential Impact
An authorized local attacker can exploit this use-after-free vulnerability to elevate their privileges on the affected Windows Server 2016 system, potentially gaining higher-level access and control. The vulnerability affects system confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available from Microsoft. Administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32080 to remediate this vulnerability.
CVE-2026-32080: CWE-416: Use After Free in Microsoft Windows Server 2016
Description
Use after free in Windows WalletService allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.0high
Affected software
Microsoft
Windows Server 2016
Microsoft
Windows Server 2016 (Server Core installation)
Microsoft
Windows Server 2019
Microsoft
Windows Server 2019 (Server Core installation)
Microsoft
Windows Server 2022
Microsoft
Windows Server 2022, 23H2 Edition (Server Core installation)
Microsoft
Windows Server 2025
Microsoft
Windows Server 2025 (Server Core installation)
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-32080) involves a use-after-free condition in the Windows WalletService on Windows Server 2016 (version 10.0.14393.0). Exploitation requires local access with some privileges and can lead to privilege escalation, impacting confidentiality, integrity, and availability. Microsoft has published an official fix to address this issue.
Potential Impact
An authorized local attacker can exploit this use-after-free vulnerability to elevate their privileges on the affected Windows Server 2016 system, potentially gaining higher-level access and control. The vulnerability affects system confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available from Microsoft. Administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32080 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-10T22:02:18.666Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32080","vendor":"Microsoft"}]
Threat ID: 69de7a2b82d89c981fd6bba6
Added to database: 04/14/2026, 17:32:27 UTC
Last enriched: 08/15/2026, 14:01:01 UTC
Last updated: 09/14/2026, 10:24:29 UTC
Views: 204
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.