Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-59117— Windows Terminal Remote Code Execution Vulnerability

Quick assessment

Affected
Microsoft Windows Terminal App
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Windows Terminal是美国Microsoft公司的Windows操作系统的一款现代化、高效且功能强大的终端应用程序。 Microsoft Windows Terminal存在数字错误漏洞，该漏洞源于整数溢出或环绕错误，可能导致未经授权的攻击者通过网络远程执行代码。

CVSS 7.5 · High EPSS 0.61% · P47

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Microsoft Windows Terminal App 1.0.0< 1.24.11321.0 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-59117

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Windows Terminal Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Integer overflow or wraparound in Windows Terminal allows an unauthorized attacker to execute code over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Terminal 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Terminal是美国Microsoft公司的Windows操作系统的一款现代化、高效且功能强大的终端应用程序。 Microsoft Windows Terminal存在数字错误漏洞，该漏洞源于整数溢出或环绕错误，可能导致未经授权的攻击者通过网络远程执行代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows Terminal App 1.0.0 ~ 1.24.11321.0 -

II. Public POCs for CVE-2026-59117

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-59117

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-59117 (1)

Same Patch Batch · Microsoft · 2026-07-16 · 20 CVEs total

CVE-2026-59866 9.3 CRITICAL Kiota: Arbitrary file write + code-injection via x-ms-kiota-info clientClassName and clien
CVE-2026-59864 9.3 CRITICAL Kiota: Path/URL injection into generated Copilot plugin manifest via x-ai-* extensions
CVE-2026-59865 9.3 CRITICAL Kiota: Command injection via x-ms-kiota-info dependencyInstallCommand surfaced by `kiota i
CVE-2026-59860 8.7 HIGH Kiota: XML Doc-Comment Newline Breakout Code Injection
CVE-2026-59859 8.7 HIGH Kiota: Code Generation Literal Injection in the PHP Generator
CVE-2026-57206 8.6 HIGH SimpleChat plugin validation endpoints missing authentication and authorization
CVE-2026-59861 7.5 HIGH Kiota: Code Generation Literal Injection in Kiota Ruby Generator
CVE-2026-59862 7.5 HIGH Kiota: Code Generation Literal Injection in the Python Generator
CVE-2026-53598 7.5 HIGH Prompty: Arbitrary File Read via ${file:path} Reference Expansion
CVE-2026-59867 7.1 HIGH Kiota: Generation-time SSRF + remote/local file inclusion via unrestricted $ref
CVE-2026-58598 7.0 HIGH Windows Backup Service Elevation of Privilege Vulnerability
CVE-2026-59863 7.0 HIGH Kiota: Workspace-config poisoning: out-of-repo file write + generation-time SSRF
CVE-2026-55440 6.5 MEDIUM Microsoft UFO: COMMAND_RESULTS handler creates unowned sessions, allowing authenticated se
CVE-2026-58643 6.1 MEDIUM Windows Admin Center Spoofing Vulnerability
CVE-2026-62826 4.6 MEDIUM Microsoft SharePoint Server Spoofing Vulnerability
CVE-2026-57205 4.3 MEDIUM SimpleChat: Authenticated users can access other users' profile metadata through user IDOR
CVE-2026-54568 4.3 MEDIUM Microsoft UFO: Missing Authorization in DEVICE_INFO_REQUEST Allows a DEVICE Client to Read
CVE-2026-54733 moodle-local_o365: Authentication bypass via unverified JWT signature in Teams SSO endpoin
CVE-2026-53597 Prompty: Arbitrary code execution via JavaScript frontmatter in TypeScript loader

IV. Related Vulnerabilities

Same vendor: Microsoft
Same weakness: CWE-190

V. Comments for CVE-2026-59117

No comments yet

Leave a comment