CVE-2026-89316 — Vulnerability intelligence

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Published: 2026-10-23T09:17:08.143

CVSS

6.3

CISA KEV

Not listed; not proof of no exploitation

Original source text (not a translation)

`LoadPublicKey` resolved an EC key's curve with an unchecked type assertion, `algToOptsMap[alg].(*ECDSAOptions)`. A JWK declaring `"kty":"EC"` together with a non-EC `"alg"` — which RFC 7517 §4.4 permits — reaches that assertion and **panics**.

Sources

• CVE-2026-89316
• Original advisory