CVE-2026-89238 is a vulnerability in Apache Wss4j
Published on September 30, 2026
Apache WSS4J: WSS4J EncryptedHeader child confusion causing wrong protected-header selection
WSS4J EncryptedHeader child confusion could promote an attacker-controlled plaintext element as the decrypted header, leading to incorrect confidentiality coverage and possible policy bypass.
Users are recommended to upgrade to versions 4.0.2 or 3.0.6 or 2.4.4, which fix this issue.
Products Associated with CVE-2026-89238
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Affected Versions
Apache Software Foundation Apache WSS4J:- Version 4.0.0 and below 4.0.2 is affected.
- Version 3.0.0 and below 3.0.6 is affected.
- Before 2.4.4 is affected.