CVE-2026-105115

OpenAM before 16.1.3 Unauthenticated Arbitrary Class Instantiation via JAX-RPC Interface

State: Published
Severity: 8.8 High
Published: Oct 3, 2026
Updated: Oct 5, 2026
Reserved: Oct 3, 2026

Description

OpenAM before 16.1.3 contains an unauthenticated arbitrary class instantiation vulnerability in the legacy JAX-RPC SOAP interface that allows remote attackers to load classes without authentication. Attackers can send SOAP requests to /jaxrpc/* with an unverified session identifier and a chosen class name, crashing the server, probing the classpath, or potentially reaching code execution via gadget chains.

Scores

CVSS	Score	Vector	Source
4.0	8.8 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N	VulnCheck
3.1	8.6 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H	VulnCheck

Weaknesses

CWE-306 Missing Authentication for Critical Function

Affected Products

Product	Versions
OpenAMOpenIdentityPlatform	before 16.1.3Affected 16.1.3Not affected

References

GitHub Security Advisory (GHSA-wxmx-q96f-w4gw)vendor-advisory
VulnCheck Advisory: OpenAM before 16.1.3 Unauthenticated Arbitrary Class Instantiation via JAX-RPC Interfacethird-party-advisory

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