CVE-2026-108463
HighCVSS 8.8Exploitation Probability (EPSS)
Elevated risk58th percentile - higher than 58% of all known CVEs
Summary
Improper resolution of path equivalence in Windows SmartScreen allows an unauthorized attacker to bypass a security feature over a network.
Risk Assessment
An attacker can remotely bypass the SmartScreen protection mechanism, increasing the risk of executing malicious software on protected workstations.
Recommendation
Urgently deploy patches for Windows SmartScreen and monitor for attempts to bypass security features over the network.
Other vulnerabilities in Windows SmartScreen
See all- CVE-2024-29988HighActively exploited
A vulnerability in the SmartScreen Prompt allows a security feature bypass. Technical details are not disclosed in the description.
- CVE-2024-21351HighActively exploited
A security feature bypass vulnerability in Windows SmartScreen.
- CVE-2023-36025HighActively exploited
A security feature bypass vulnerability in Windows SmartScreen. It may allow an attacker to bypass protective mechanisms.
- CVE-2023-32049HighActively exploited
Windows SmartScreen Security Feature Bypass Vulnerability. Technical details are not provided in the description.
- CVE-2023-24880MediumActively exploited
Windows SmartScreen Security Feature Bypass Vulnerability. Details are not provided in the description.
- CVE-2022-44698MediumActively exploited
Windows SmartScreen Security Feature Bypass Vulnerability. Details are not provided in the description.
- CVE-2026-85851High
Use after free in Windows SmartScreen allows an authorized attacker to elevate privileges locally.
- CVE-2026-83504Medium
A time-of-check time-of-use (TOCTOU) race condition vulnerability exists in Windows SmartScreen. An authorized attacker can exploit this to disclose information locally.
- CVE-2026-70051High
A type confusion vulnerability exists in Windows SmartScreen. An authorized attacker can exploit this flaw to elevate privileges locally.
- CVE-2026-62879Medium
Missing authentication for critical function in Windows SmartScreen allows an authorized attacker to perform tampering locally.
Original NVD description (English source)
Improper resolution of path equivalence in Windows SmartScreen allows an unauthorized attacker to bypass a security feature over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS