CVE-2026-55010 — CRITICAL (9.8)

Vulnerability Description

Heap-based buffer overflow in Minecraft Bedrock Dedicated Server allows an unauthorized attacker to execute code over a network.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Minecraft Bedrock Dedicated Server	-

Related Weaknesses (CWE)

CWE-122

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55010Vendor Advisory

FAQ

What is CVE-2026-55010?

CVE-2026-55010 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Heap-based buffer overflow in Minecraft Bedrock Dedicated Server allows an unauthorized attacker to execute code over a network.

How severe is CVE-2026-55010?

CVE-2026-55010 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-55010?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Minecraft Bedrock Dedicated Server.