CVE-2026-62816

HighCVSS 8.8

Published: 11/08/2026(UTC)Updated: 16/08/2026(UTC)Translated: 11/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.39%

32th percentile - higher than 32% of all known CVEs

Heap-based buffer overflow in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.

An attacker could exploit this vulnerability to execute code remotely on the vulnerable system, potentially leading to full system compromise.

Install the latest Windows security updates for the RMCAST driver.

Original NVD description (English source)

Heap-based buffer overflow in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.