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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-88920

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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 45.3%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2026-88920
  • Apache » Wss4j » Version: Any
    cpe:2.3:a:apache:wss4j:*
  • Apache » Wss4j » Version: 1.0.0
    cpe:2.3:a:apache:wss4j:1.0.0
  • Apache » Wss4j » Version: 1.1.0
    cpe:2.3:a:apache:wss4j:1.1.0
  • Apache » Wss4j » Version: 1.5.0
    cpe:2.3:a:apache:wss4j:1.5.0
  • Apache » Wss4j » Version: 1.5.1
    cpe:2.3:a:apache:wss4j:1.5.1
  • Apache » Wss4j » Version: 1.5.10
    cpe:2.3:a:apache:wss4j:1.5.10
  • Apache » Wss4j » Version: 1.5.11
    cpe:2.3:a:apache:wss4j:1.5.11
  • Apache » Wss4j » Version: 1.5.12
    cpe:2.3:a:apache:wss4j:1.5.12
  • Apache » Wss4j » Version: 1.5.2
    cpe:2.3:a:apache:wss4j:1.5.2
  • Apache » Wss4j » Version: 1.5.3
    cpe:2.3:a:apache:wss4j:1.5.3
  • Apache » Wss4j » Version: 1.5.4
    cpe:2.3:a:apache:wss4j:1.5.4
  • Apache » Wss4j » Version: 1.5.5
    cpe:2.3:a:apache:wss4j:1.5.5
  • Apache » Wss4j » Version: 1.5.6
    cpe:2.3:a:apache:wss4j:1.5.6
  • Apache » Wss4j » Version: 1.5.7
    cpe:2.3:a:apache:wss4j:1.5.7
  • Apache » Wss4j » Version: 1.5.8
    cpe:2.3:a:apache:wss4j:1.5.8
  • Apache » Wss4j » Version: 1.5.9
    cpe:2.3:a:apache:wss4j:1.5.9
  • Apache » Wss4j » Version: 1.6.0
    cpe:2.3:a:apache:wss4j:1.6.0
  • Apache » Wss4j » Version: 1.6.1
    cpe:2.3:a:apache:wss4j:1.6.1
  • Apache » Wss4j » Version: 1.6.10
    cpe:2.3:a:apache:wss4j:1.6.10
  • Apache » Wss4j » Version: 1.6.11
    cpe:2.3:a:apache:wss4j:1.6.11
  • Apache » Wss4j » Version: 1.6.12
    cpe:2.3:a:apache:wss4j:1.6.12
  • Apache » Wss4j » Version: 1.6.13
    cpe:2.3:a:apache:wss4j:1.6.13
  • Apache » Wss4j » Version: 1.6.14
    cpe:2.3:a:apache:wss4j:1.6.14
  • Apache » Wss4j » Version: 1.6.15
    cpe:2.3:a:apache:wss4j:1.6.15
  • Apache » Wss4j » Version: 1.6.16
    cpe:2.3:a:apache:wss4j:1.6.16
  • Apache » Wss4j » Version: 1.6.17
    cpe:2.3:a:apache:wss4j:1.6.17
  • Apache » Wss4j » Version: 1.6.2
    cpe:2.3:a:apache:wss4j:1.6.2
  • Apache » Wss4j » Version: 1.6.3
    cpe:2.3:a:apache:wss4j:1.6.3
  • Apache » Wss4j » Version: 1.6.4
    cpe:2.3:a:apache:wss4j:1.6.4
  • Apache » Wss4j » Version: 1.6.5
    cpe:2.3:a:apache:wss4j:1.6.5
  • Apache » Wss4j » Version: 1.6.6
    cpe:2.3:a:apache:wss4j:1.6.6
  • Apache » Wss4j » Version: 1.6.7
    cpe:2.3:a:apache:wss4j:1.6.7
  • Apache » Wss4j » Version: 1.6.8
    cpe:2.3:a:apache:wss4j:1.6.8
  • Apache » Wss4j » Version: 1.6.9
    cpe:2.3:a:apache:wss4j:1.6.9
  • Apache » Wss4j » Version: 2.0
    cpe:2.3:a:apache:wss4j:2.0
  • Apache » Wss4j » Version: 2.0.0
    cpe:2.3:a:apache:wss4j:2.0.0
  • Apache » Wss4j » Version: 2.0.1
    cpe:2.3:a:apache:wss4j:2.0.1
  • Apache » Wss4j » Version: 2.0.10
    cpe:2.3:a:apache:wss4j:2.0.10
  • Apache » Wss4j » Version: 2.0.2
    cpe:2.3:a:apache:wss4j:2.0.2
  • Apache » Wss4j » Version: 2.0.3
    cpe:2.3:a:apache:wss4j:2.0.3
  • Apache » Wss4j » Version: 2.0.4
    cpe:2.3:a:apache:wss4j:2.0.4
  • Apache » Wss4j » Version: 2.0.5
    cpe:2.3:a:apache:wss4j:2.0.5
  • Apache » Wss4j » Version: 2.0.6
    cpe:2.3:a:apache:wss4j:2.0.6
  • Apache » Wss4j » Version: 2.0.7
    cpe:2.3:a:apache:wss4j:2.0.7
  • Apache » Wss4j » Version: 2.0.8
    cpe:2.3:a:apache:wss4j:2.0.8
  • Apache » Wss4j » Version: 2.0.9
    cpe:2.3:a:apache:wss4j:2.0.9
  • Apache » Wss4j » Version: 2.1.0
    cpe:2.3:a:apache:wss4j:2.1.0
  • Apache » Wss4j » Version: 2.1.1
    cpe:2.3:a:apache:wss4j:2.1.1
  • Apache » Wss4j » Version: 2.1.10
    cpe:2.3:a:apache:wss4j:2.1.10
  • Apache » Wss4j » Version: 2.1.11
    cpe:2.3:a:apache:wss4j:2.1.11
  • Apache » Wss4j » Version: 2.1.12
    cpe:2.3:a:apache:wss4j:2.1.12
  • Apache » Wss4j » Version: 2.1.2
    cpe:2.3:a:apache:wss4j:2.1.2
  • Apache » Wss4j » Version: 2.1.3
    cpe:2.3:a:apache:wss4j:2.1.3
  • Apache » Wss4j » Version: 2.1.4
    cpe:2.3:a:apache:wss4j:2.1.4
  • Apache » Wss4j » Version: 2.1.5
    cpe:2.3:a:apache:wss4j:2.1.5
  • Apache » Wss4j » Version: 2.1.6
    cpe:2.3:a:apache:wss4j:2.1.6
  • Apache » Wss4j » Version: 2.1.7
    cpe:2.3:a:apache:wss4j:2.1.7
  • Apache » Wss4j » Version: 2.1.8
    cpe:2.3:a:apache:wss4j:2.1.8
  • Apache » Wss4j » Version: 2.1.9
    cpe:2.3:a:apache:wss4j:2.1.9
  • Apache » Wss4j » Version: 2.2.0
    cpe:2.3:a:apache:wss4j:2.2.0
  • Apache » Wss4j » Version: 2.2.1
    cpe:2.3:a:apache:wss4j:2.2.1
  • Apache » Wss4j » Version: 2.3.1
    cpe:2.3:a:apache:wss4j:2.3.1


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