What’s Vulnerable › Vulnerabilities

CVE-2025-7448: Man in the middle (MitM) attack vulnerability in Wi-SUN library

• Severity: high (CVSS 8.6 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-12 · updated 2026-06-17
• Weakness: CWE-290

Description

Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack

Affected products

• silabs.com Wi-SUN Stack: 2.6.0

References

• https://community.silabs.com/068Vm00000UtuIG
• https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wisun-release-notes/

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