High severity · published Sep 12, 2025
CVE-2025-7448
Man in the middle (MitM) attack vulnerability in Wi-SUN library
8.6
CVSS
0.2%
EPSS
No
On KEV
Description
Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WS
Wi-SUN Stack · silabs.com
2.6.0 · source: vendor