CVE-2026-59117: CWE-190: Integer Overflow or Wraparound in Microsoft Windows Terminal App
CVE-2026-59117 is an integer overflow or wraparound vulnerability in the Microsoft Windows Terminal App that could allow an unauthorized attacker to execute code remotely over a network. The vulnerability has a high severity with a CVSS score of 7.5. Microsoft has released an official fix to address this issue.
AI Analysis
Technical Summary
This vulnerability involves an integer overflow or wraparound condition in the Windows Terminal App. Exploitation could enable remote code execution by an unauthorized attacker over a network. The CVSS vector indicates that the attack requires high attack complexity, no privileges, and user interaction, with high impact on confidentiality, integrity, and availability. An official patch is available from Microsoft to remediate this vulnerability.
Potential Impact
Successful exploitation can lead to remote code execution, compromising system confidentiality, integrity, and availability. This could allow attackers to execute arbitrary code on affected systems without prior privileges, potentially leading to full system compromise.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the vendor-provided patch promptly to remediate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59117 for detailed update instructions.
CVE-2026-59117: CWE-190: Integer Overflow or Wraparound in Microsoft Windows Terminal App
Description
CVE-2026-59117 is an integer overflow or wraparound vulnerability in the Microsoft Windows Terminal App that could allow an unauthorized attacker to execute code remotely over a network. The vulnerability has a high severity with a CVSS score of 7.5. Microsoft has released an official fix to address this issue.
CVSS v3.1
Score 7.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an integer overflow or wraparound condition in the Windows Terminal App. Exploitation could enable remote code execution by an unauthorized attacker over a network. The CVSS vector indicates that the attack requires high attack complexity, no privileges, and user interaction, with high impact on confidentiality, integrity, and availability. An official patch is available from Microsoft to remediate this vulnerability.
Potential Impact
Successful exploitation can lead to remote code execution, compromising system confidentiality, integrity, and availability. This could allow attackers to execute arbitrary code on affected systems without prior privileges, potentially leading to full system compromise.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the vendor-provided patch promptly to remediate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59117 for detailed update instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-02T16:05:24.069Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59117","vendor":"Microsoft"}]
Threat ID: 6a59dfe768715ace439a90eb
Added to database: 07/17/2026, 07:55:19 UTC
Last enriched: 07/17/2026, 08:02:27 UTC
Last updated: 07/17/2026, 08:49:30 UTC
Views: 6
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