CVE-2026-15563

Severity CVSS v4.0:

Pending analysis

Type:

CWE-306 Missing Authentication for Critical Function

Publication date:

11/08/2026

Last modified:

11/08/2026

Description

A flaw was found in EAP&#39;s IIOP. The listener&#39;s NameService would accept bind operations without authentication, allowing an attacker to hijack JNDI lookups and binding them to a malicious ORB, achieving MITM or DoS on further invocations.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.40 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): None

Base Score 3.x

7.40

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://access.redhat.com/security/cve/CVE-2026-15563
https://bugzilla.redhat.com/show_bug.cgi?id=2483138