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Apache Axis2/Java: Inconsistent enforcement of exposeServiceMetadata (CVE-2026-123779)

Apache Axis2/Java contains a forced browsing vulnerability where the exposeServiceMetadata parameter is not enforced on specific routes, allowing unauthorized metadata disclosure.

CVE search metadata

CVE search record: CVE-2026-123779. KEV: no. Product: Axis2/Java (< 2.0.2). Brief: Apache Axis2/Java: Inconsistent enforcement of exposeServiceMetadata (CVE-2026-123779). Brief link: https://feed.craftedsignal.io/briefs/2026-11-axis2-forced-browsing/

Triage facts

Revision 1
Applicability
Axis2/Java (< 2.0.2)
Evidence
Unknown
Severity
Low
Action
Elevated
Sources
1 public source
Freshness
Revision 1Nov 6, 19:22 UTC
Vulnerabilities
1 CVE
Source quality
A1Likely

Apache Axis2/Java is vulnerable to forced browsing due to inconsistent enforcement of the exposeServiceMetadata configuration parameter. While the parameter is intended to disable metadata exposure, it fails to restrict access to packaged .wsdl and .xsd files, as well as the named-WSDL ?wsdl=NAME route in the standalone HTTP server. This vulnerability allows an attacker to retrieve service metadata even when explicitly disabled.

Impact

The vulnerability may lead to unauthorized information disclosure of internal service configurations and API definitions, potentially aiding further reconnaissance of the target infrastructure.

Recommendation

  • Upgrade Apache Axis2/Java to version 2.0.2 or later to ensure the exposeServiceMetadata configuration is correctly enforced across all metadata endpoints.
  • Review public-facing Axis2/Java instances to identify and restrict access to sensitive WSDL and XSD metadata routes until patches are applied.

Immediate actions

Patch Apache Axis2/Java to 2.0.2

IT Operations 48h

Threat Hunt

Identify unauthorized access to WSDL or XSD files on Axis2 endpoints

T1592 medium medium confidence hunt now

Data: Web server access logs

Mitigations

Upgrade Apache Axis2/Java to version 2.0.2 or later

immediate IT Operations

CVE-2026-123779