CVE-2025-47976: 
vulnerability analysis and mitigation

CVE-2025-47976 is a use-after-free vulnerability affecting the Windows Simple Search and Discovery Protocol (SSDP) Service. The vulnerability was disclosed on July 8, 2025, as part of Microsoft's July 2025 Patch Tuesday updates. This security flaw allows an authorized attacker to elevate privileges locally on affected Windows systems (NVD).

The vulnerability has been assigned a CVSS v3.1 base score of 7.8 (High), with the following vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. This indicates that the vulnerability requires local access and low privileges to exploit, needs no user interaction, and can result in high impacts to confidentiality, integrity, and availability. The vulnerability is classified as CWE-416 (Use After Free) (NVD).

Successful exploitation of this vulnerability allows an authorized attacker to elevate their privileges on the local system. This could potentially enable an attacker to gain higher levels of access to system resources and sensitive data (ZDI Blog).

Microsoft has released security updates to address this vulnerability as part of their July 2025 Patch Tuesday updates. System administrators are advised to apply the security updates as soon as possible (Microsoft Security Update Guide).