CVE-2026-55007

Summary

Double free in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.

Affected Software

VendorProductVersion RangeStatus
MicrosoftMicrosoft Exchange Server 2019 Cumulative Update 1415.02.0.0 < 15.02.1544.046affected
MicrosoftMicrosoft Exchange Server 2019 Cumulative Update 1515.02.0.0 < 15.02.1748.051affected
MicrosoftMicrosoft Exchange Server Subscription Edition RTM15.02.0.0 < 15.02.2562.049affected

Weaknesses

  • CWE-415: CWE-415: Double Free

References