High · published December 9, 2025
⚡ A sneaky buffer over-read in the Windows Projected File System Filter Driver could let an authorized attacker elevate their privileges locally — think of it as an employee gaining access to the executive floor without a keycard! 🔑 This vulnerability is like a construction worker who finds a way to sneak into the management office where critical decisions are made, using a loophole in security protocols that were never intended to allow entry. It’s surprisingly simple, but the impact could be HUGE! An attacker taking advantage of this could gain elevated privileges on the system, potentially allowing them to execute malicious commands, install unauthorized software, or access sensitive data. The consequences could range from data breaches to total system compromise — absolutely devastating!
This vulnerability is like a construction worker who finds a way to sneak into the management office where critical decisions are made, using a loophole in security protocols that were never intended to allow entry. It’s surprisingly simple, but the impact could be HUGE! This vulnerability arises from a buffer over-read in the Windows Projected File System Filter Driver, potentially allowing an authorized user to read beyond intended memory boundaries and manipulate access controls.
An attacker taking advantage of this could gain elevated privileges on the system, potentially allowing them to execute malicious commands, install unauthorized software, or access sensitive data. The consequences could range from data breaches to total system compromise — absolutely devastating! To mitigate this risk, ensure your Windows systems are updated with the latest security patches that address this vulnerability. Monitor user permissions and audit access logs to spot any unexpected activities. It's crucial to maintain a baseline of security to prevent such privilege escalation attempts! You've got this! Stay vigilant and keep your systems fortified! 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| microsoft/windows_10_1809 | < 10.0.17763.8146 | 10.0.17763.8146 |
| microsoft/windows_10_1809 | < 10.0.17763.8146 | 10.0.17763.8146 |
| microsoft/windows_10_21h2 | < 10.0.19044.6691 | 10.0.19044.6691 |
| microsoft/windows_10_22h2 | < 10.0.19045.6691 | 10.0.19045.6691 |
| microsoft/windows_11_23h2 | < 10.0.22631.6345 | 10.0.22631.6345 |
| microsoft/windows_11_24h2 | < 10.0.26100.7392 | 10.0.26100.7392 |
| microsoft/windows_11_25h2 | < 10.0.26200.7392 | 10.0.26200.7392 |
| microsoft/windows_server_2019 | < 10.0.17763.8146 | 10.0.17763.8146 |
| microsoft/windows_server_2022 | < 10.0.20348.4467 | 10.0.20348.4467 |
| microsoft/windows_server_2022_23h2 | < 10.0.25398.2025 | 10.0.25398.2025 |
| microsoft/windows_server_2025 | < 10.0.26100.7392 | 10.0.26100.7392 |