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undici vulnerable to Denial of Service via TLS 1.2 certificate-changing renegotiation

🗓️ 27 Oct 2026 19:02:21Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 26 Views

TLS 1.2 certificate-changing renegotiation in undici causes DoS via AssertionError.

Related
Detection
Refs
Vulners
Node
OR
nodejsundiciRange8.0.0–8.12.2npm
nodejsundiciRange7.0.0–7.30.1npm
nodejsundiciRange4.2.1–6.29.1npm

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27 Oct 2026 19:02Current
6.9Medium risk
Vulners AI Score6.9
CVSS 3.17.5
EPSS0.00187
SSVC
26