CVE-2026-89316

`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**.

Score

CVSS 4.0 6.3 Medium

Status

Deferred - emo@eclipse.org

Published

2026-10-23

Last modified

2026-10-23

Weaknesses

CWE-248

Affected products

• Eclipse Keypont - Gose (Eclipse Foundation)

References

• https://github.com/eclipse-keypont/gose/security/advisories/GHSA-fv39-8484-f4wr