CVE-2026-13489

LOW
INFO Priority: 0.00 BB Relevance: 53/100
Published: 2026-06-28 Modified: 2026-10-25 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: High
PR: Low
UI: None
S: X
AT: None
VC: None
VI: Low
VA: None

Description

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.

Weakness Classification (1)

Bug Bounty Relevance

53 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

1.3 / 10.0 v4.0
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS — Exploitation Probability

0.35%
Raw Score 0.003470
Percentile 28.2%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00347
2026-10-28
0.00347

Intelligence Sources

nvd ref →