CVE-2025-58738: 
vulnerability analysis and mitigation

A use-after-free vulnerability (CVE-2025-58738) was discovered in Microsoft Windows' Inbox COM Objects. The vulnerability was disclosed on October 14, 2025, affecting multiple versions of Microsoft Windows including Windows 10, Windows 11, and Windows Server editions (NVD).

The vulnerability is classified as CWE-416 (Use After Free) and has received a CVSS v3.1 base score of 7.0 (HIGH). The attack vector is local (AV:L) with high attack complexity (AC:H), requires no privileges (PR:N), and needs user interaction (UI:R). The scope is unchanged (S:U) with high impacts on confidentiality, integrity, and availability (C:H/I:H/A:H) (NVD).

If successfully exploited, this vulnerability allows an unauthorized attacker to execute code locally on affected systems, potentially leading to complete system compromise with high impacts on system confidentiality, integrity, and availability (NVD).

Microsoft has released security updates to address this vulnerability. Affected systems include Windows 10 versions 1507 through 22H2, Windows 11 versions 22H2 through 25H2, and Windows Server versions 2019 through 2025. Users are advised to update to the latest versions that include the security fixes (NVD).