9.3Critical
CVE-2026-33102Microsoft 365 Copilot Elevation of Privilege Vulnerability
Description
Url redirection to untrusted site ('open redirect') in M365 Copilot allows an unauthorized attacker to elevate privileges over a network.
Weakness (CWE):
CWE-601
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| microsoft | 365 copilot | - – | |
| Microsoft | Microsoft 365 Copilot | - |
References and patches
- Microsoft 365 Copilot Elevation of Privilege Vulnerability vendor-advisorypatchVendor Advisory
CPE matches (NVD) (1)
cpe:2.3:a:microsoft:365_copilot:-:*:*:*:*:*:*:*