CVE-2026-13489 PUBLISHED

78 xiaozhi-esp32 MCP Response mcp_server.cc ParseMessage improper synchronization

Assigner: VulDB
Reserved: 27.06.2026 Published: 28.06.2026 Updated: 28.06.2026

A weakness has been identified in 78 xiaozhi-esp32 up to 2.2.6. Affected by this issue is the function ParseMessage of the file main/mcp_server.cc of the component MCP Response Handler. This manipulation causes improper synchronization. Remote exploitation of the attack is possible. The attack's complexity is rated as high. The exploitation is known to be difficult. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
CVSS Score: 2.3

Product Status

Vendor 78
Product xiaozhi-esp32
Versions
  • Version 2.2.0 is affected
  • Version 2.2.1 is affected
  • Version 2.2.2 is affected
  • Version 2.2.3 is affected
  • Version 2.2.4 is affected
  • Version 2.2.5 is affected
  • Version 2.2.6 is affected

Credits

  • dem0000 (VulDB User) reporter
  • VulDB CNA Team coordinator

References

Problem Types

  • Improper Synchronization CWE