CVE-2026-8369
Improper Input Validation in OpenThread NAT64 Translator
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 6EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
13 May 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Improper Input Validation in the NAT64 translator in The OpenThread Authors OpenThread before commit 26a882d on all platforms allows an attacker on the adjacent IPv4 network to inject corrupted IPv6 packets into the Thread mesh or bypass security checks via crafted IPv4 packets with options.
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Affected products
The OpenThread Authors · OpenThread