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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-104433

Mooncake before 0.3.12 Out-of-Bounds Read via P2P Handshake readString

Description

Mooncake transfer engine before 0.3.12 contains an out-of-bounds read vulnerability in the readString function of include/common.h that allows unauthenticated attackers to crash the service by sending a zero-length handshake frame. Attackers can connect to the handshake port listening on all interfaces and send an eight-byte frame to terminate the hosting process, such as an SGLang inference server.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

kvcache-ai Mooncake

Default version status: unaffected

  • 0 to < 0.3.12affected
  • 0.3.12unaffected
pkg:pypi/mooncake-transfer-engine

References