Vulnerability · Published Jul 8, 2025 · Assigned by microsoft
CVE-2025-47987Credential Security Support Provider Protocol (CredSSP) Elevation of Privilege Vulnerability
High 7.8
In plain English
A high-severity heap buffer overflow in Windows 10 Version 1507 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 78% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)1.8%top 21.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official description
Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
Weakness: CWE-122, CWE-190 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Credential Security Support Provider Protocol (CredSSP) Elevation of Privilege Vulnerability vendor-advisory, patch