CVE-2026-71340
HighCVSS 7.0Exploitation Probability (EPSS)
Low risk19th percentile - higher than 19% of all known CVEs
Summary
Use after free in Windows File History Service allows an authorized attacker to elevate privileges locally.
Risk Assessment
Privilege escalation could allow an attacker to take control of the system and access sensitive data.
Recommendation
Apply the latest Windows security updates from the vendor.
Other vulnerabilities in Windows File History Service
See all- CVE-2026-72947Medium
Integer underflow (wrap or wraparound) in Windows File History Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-68837High
A use-after-free vulnerability exists in Windows File History Service. This allows an authorized attacker to elevate privileges locally.
- CVE-2026-57091High
Stack-based buffer overflow in Windows File History Service allows an authorized attacker to elevate privileges locally.
- CVE-2021-34455High
Elevation of privilege vulnerability in Windows File History Service. An attacker could exploit it to gain elevated privileges.
Original NVD description (English source)
Use after free in Windows File History Service allows an authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS