CVE-2026-47645EPSS p51.6%
CVE-2026-47645CVE-2026-47645
microsoft / 365_copilot
Description
Url redirection to untrusted site ('open redirect') in Microsoft 365 Copilot's Business Chat allows an unauthorized attacker to elevate privileges over a network.
Scoring
| CVSS | 8.8 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 0.76% probability of exploitation · percentile 51.6% · 2026-08-03T12:00:16Z |
| Last modified | 2026-06-26 |