What happened
Double free in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
Affected versions
Microsoft Exchange Server 2019 Cumulative Update 14: 15.02.0.0 through before 15.02.1544.046 (custom); 15.02.0.0 through before 15.02.1748.051 (custom); 15.02.0.0 through before 15.02.2562.049 (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.
Public PoC references
No public PoC reference has passed the current publication threshold.
Source timeline
CVE record published by NVDView source ↗
Record history
Record created from the first normalized source observation.
Metadata and source references refreshed.