CVE-2025-7964

9.2 criticalEPSS 0.3%

Critical (9.2). EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

9.2 critical

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-31)
CWE: CWE-229
Published: 2026-01-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://community.silabs.com/068Vm00000dspiL

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