CVE-2026-59133: CWE-250: Execution with Unnecessary Privileges in Microsoft Windows App Client for Windows Desktop
Execution with unnecessary privileges in Microsoft High Performance Computing (HPC) Pack allows an authorized attacker to elevate privileges over a network.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-250 (Execution with Unnecessary Privileges), affects Microsoft Windows App Client for Windows Desktop version 1.00. It permits an authorized attacker to elevate privileges remotely by exploiting execution with excessive privileges in the HPC Pack component. The CVSS 3.1 base score is 8.8, indicating a high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
An authorized attacker can exploit this vulnerability over a network to elevate their privileges beyond what is necessary, potentially gaining high-level control over the affected system. This can lead to full compromise of confidentiality, integrity, and availability of the system running the vulnerable software.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the patch provided by Microsoft as soon as possible to remediate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59133 for detailed patching instructions.
CVE-2026-59133: CWE-250: Execution with Unnecessary Privileges in Microsoft Windows App Client for Windows Desktop
Description
Execution with unnecessary privileges in Microsoft High Performance Computing (HPC) Pack allows an authorized attacker to elevate privileges over a network.
CVSS v3.1
Score 8.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-250 (Execution with Unnecessary Privileges), affects Microsoft Windows App Client for Windows Desktop version 1.00. It permits an authorized attacker to elevate privileges remotely by exploiting execution with excessive privileges in the HPC Pack component. The CVSS 3.1 base score is 8.8, indicating a high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
An authorized attacker can exploit this vulnerability over a network to elevate their privileges beyond what is necessary, potentially gaining high-level control over the affected system. This can lead to full compromise of confidentiality, integrity, and availability of the system running the vulnerable software.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the patch provided by Microsoft as soon as possible to remediate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59133 for detailed patching instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-02T16:05:24.070Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59133","vendor":"Microsoft"}]
Threat ID: 6a7b57febf8831d539155791
Added to database: 08/11/2026, 17:12:30 UTC
Last enriched: 08/11/2026, 22:58:21 UTC
Last updated: 08/12/2026, 00:12:10 UTC
Views: 2
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.