UNKNOWN Microsoft
CVE-2026-89422
TLS 1.3 client skips server authentication when ServerHello carries an unsolicited pre_shared_key extension
Microsoft Security Update 2026-Sep: TLS 1.3 client skips server authentication when ServerHello carries an unsolicited pre_shared_key extension
Affected Products
- azl3 erlang 26.2.5.21-6 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-89422
- https://nvd.nist.gov/vuln/detail/CVE-2026-89422
This unknown severity vulnerability was published on 2026-09-08 via Microsoft. Affected: azl3 erlang 26.2.5.21-6 on Azure Linux 3.0.
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