CVE-2026-54982
CVE-2026-54982
8.8
HighPublished:
Last updated:
Source:secure@microsoft.com
Analyzed
Weakness (CWE)
CVSS Vector
v3.1- Attack Vector
- Adjacent
- Attack Complexity
- Low
- Privileges Required
- None
- User Interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Description
Integer underflow (wrap or wraparound) in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.
References
secure@microsoft.com
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54982