Microsoft 365 Apps for Enterprise vulnerability

What happened

Relative path traversal in Microsoft Office Access allows an unauthorized attacker to execute code locally.

Affected versions

Microsoft 365 Apps for Enterprise: 16.0.1 through before https://aka.ms/OfficeSecurityReleases (custom); 16.0.0 through before 16.0.5530.1000 (custom); 19.0.0 through before https://aka.ms/OfficeSecurityReleases (custom); 16.0.0 through before https://aka.ms/OfficeSecurityReleases (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

• Apply vendor-provided updates or mitigations.
• Review affected product exposure and access logs.