High
Microsoft 365 Copilot's Business Chat Elevation of Privilege Vulnerability
Url redirection to untrusted site ('open redirect') in Microsoft 365 Copilot's Business Chat allows an unauthorized attacker to elevate privileges over a network.
Announced Group revision 1
Original source ↗CVE-2026-47645
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-47645
Microsoft 365 Copilot
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Microsoft",
"product": "Microsoft 365 Copilot",
"versions": [
{
"status": "affected",
"version": "-"
}
]
}
]- Related CVEs
- CVE-2026-47645
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #795 · Revision 1
- Added to Heist Feed
- Publisher date