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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-41106— Microsoft 365 Copilot Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Microsoft 365 Copilot
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 365 copilot是美国Microsoft公司的一款AI生产力工具。 Microsoft 365 Copilot存在输入验证错误漏洞，该漏洞源于URL重定向到不可信站点，可能导致未经授权的攻击者通过网络提升权限。

CVSS 9.3 · Critical EPSS 0.72% · P52

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise

Affected Version Matrix 1

VendorProduct Version RangeStatus
Microsoft Microsoft 365 Copilot - affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-41106

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Microsoft 365 Copilot Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Url redirection to untrusted site ('open redirect') in M365 Copilot allows an unauthorized attacker to elevate privileges over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft 365 Copilot 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft 365 copilot是美国Microsoft公司的一款AI生产力工具。 Microsoft 365 Copilot存在输入验证错误漏洞，该漏洞源于URL重定向到不可信站点，可能导致未经授权的攻击者通过网络提升权限。
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 Microsoft 365 Copilot - -

II. Public POCs for CVE-2026-41106

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-41106

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-41106 (1)

Same Patch Batch · Microsoft · 2026-07-02 · 5 CVEs total

CVE-2026-57100 9.9 CRITICAL Microsoft Entra Provisioning Service Elevation of Privilege Vulnerability
CVE-2026-45499 9.9 CRITICAL Azure OpenAI Elevation of Privilege Vulnerability
CVE-2026-54998 8.8 HIGH Microsoft Exchange Online Elevation of Privilege Vulnerability
CVE-2026-26145 4.8 MEDIUM Microsoft Azure Synapse Elevation of Privilege Vulnerability

IV. Related Vulnerabilities

Same product: Microsoft 365 Copilot
Same vendor: Microsoft
Same weakness: CWE-601

V. Comments for CVE-2026-41106

No comments yet

Leave a comment