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CVE-2026-33102 — Microsoft 365 Copilot Elevation of Privilege Vulnerability

Url redirection to untrusted site ('open redirect') in M365 Copilot allows an unauthorized attacker to elevate privileges over a network.

Published: 2026-04-23 · CVSS: 9.3 · CVSS 3.1

Url redirection to untrusted site ('open redirect') in M365 Copilot allows an unauthorized attacker to elevate privileges over a network.

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7