What is GHSA-wm7f-562f-9g52?

GHSA-wm7f-562f-9g52 is a security advisory published by GitHub Security Advisories with Critical severity. WSS4J EncryptedHeader child confusion could promote an attacker-controlled plaintext element as...

Which CVE IDs does GHSA-wm7f-562f-9g52 cover?

GHSA-wm7f-562f-9g52 covers the following CVE IDs: CVE-2026-89238. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wm7f-562f-9g52?

GHSA-wm7f-562f-9g52 has a CVSS v3 base score of 9.1, published by GitHub Security Advisories.

GHSA-wm7f-562f-9g52CriticalCVSS 9.1

WSS4J EncryptedHeader child confusion could promote an attacker-controlled plaintext element as...

Vendor

GitHub Security Advisories

Published

September 30, 2026

Last Modified

September 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-89238 →

📋 Description

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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-89238
https://lists.apache.org/thread.html/1lv4hpl8kon1ns5txjnhn2m2sh9rl22w
http://www.openwall.com/lists/oss-security/2026/09/30/11
https://github.com/advisories/GHSA-wm7f-562f-9g52