What is GHSA-4c9g-74h5-78r7?

GHSA-4c9g-74h5-78r7 is a security advisory published by GitHub Security Advisories with unknown severity. An authentication bypass in the DOM security processor in Apache WSS4J allows unauthenticated...

Which CVE IDs does GHSA-4c9g-74h5-78r7 cover?

GHSA-4c9g-74h5-78r7 covers the following CVE IDs: CVE-2026-88920. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-4c9g-74h5-78r7unknown

An authentication bypass in the DOM security processor in Apache WSS4J allows unauthenticated...

Vendor

GitHub Security Advisories

Published

September 30, 2026

Last Modified

September 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-88920 →

📋 Description

An authentication bypass in the DOM security processor in Apache WSS4J allows unauthenticated remote attackers to forge authenticated SOAP messages via a crafted unsigned SAML sender-vouches assertion containing an attacker-controlled key.

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-2026-88920
https://lists.apache.org/thread.html/grt43m3bgbzz0mk0cnho3rcybb1j01z9
http://www.openwall.com/lists/oss-security/2026/09/30/10
https://github.com/advisories/GHSA-4c9g-74h5-78r7