CVE-2026-89238 Affecting wss4j package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published1 Oct 2026
- disclosed30 Sept 2026
Introduced: 30 Sep 2026
NewCVE-2026-89238 (opens in a new tab)How to fix?
There is no fixed version for Echo:latest wss4j.
NVD Description
Note: Versions mentioned in the description apply only to the upstream wss4j package and not the wss4j package as distributed by Echo.
See How to fix? for Echo:latest relevant fixed versions and status.
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.