PT-2026-55318 · Microsoft · M365 Copilot
CVSS v3.1
9.4
Critical
| Vector | AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N |
Name of the Vulnerable Software and Affected Versions
M365 Copilot (affected versions not specified)
Description
M365 Copilot contains an open redirect issue, which occurs when an application redirects users to an untrusted external site. This flaw allows an unauthorized attacker to elevate privileges over a network.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
LPE
Open Redirect
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Weakness Enumeration
Related Identifiers
Affected Products
M365 Copilot