GHSA-gf8h-gq53-288j
CRITICALCVE-2026-62263The GHSA-6c99-87fr-6q7r fix wrapped WebAuthn authenticator deserialization in an ObjectInputFilter meant to allow only AuthenticatorImpl, but it short-circuits to ALLOWED for any object at stream depth > 1. Because the Java serialization filter is consulted for every class in the graph (and depth == 1 only for the root's concrete class), the allowlist constrains only the root and leaves the entire
- Affected
- <= 16.1.1
- Fixed in
- 16.1.2
- Weakness
- CWE-502
- Published
- 2026-07-24
- Source
- github