# CVE-2025-7964

## Summary

- **CVE ID:** CVE-2025-7964
- **Severity:** CRITICAL
- **CVSS Score:** 9.2 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H)
- **CWE:** CWE-229
- **Published:** Jan 30, 2026
- **Last Modified:** Mar 12, 2026

## Description

After receiving a 

malformed 802.15.4 MAC Data Request

 the Zigbee Coordinator sends a ‘network leave’ request to Zigbee router resulting in the Zigbee Router getting stuck in a non-rejoinable state. If a suitable parent is not available, the end devices will be unable to rejoin. A manual recommissioning is required to recover the Zigbee Router.

## Affected Products

- silabs.com — Silicon Labs Zigbee Stack (0)

## References

- [CNA](https://community.silabs.com/068Vm00000dspiL)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.26%
- **EPSS Percentile:** 18.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._