HIGH

CVE-2026-15563

Wildfly-iiop-openjdk: missing authentication on eap's iiop nameservice leads to mitm or dos

CVSS v3

7.4

HIGH

EPSS Score

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

A flaw was found in EAP's IIOP. The listener'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.

Technical details

CVSS v3 Vector
3.1
Published
8/11/2026
Last Modified
8/11/2026

Frequently asked questions

What is CVE-2026-15563?

A flaw was found in EAP's IIOP. The listener'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.

Is CVE-2026-15563 actively exploited?

Active exploitation of CVE-2026-15563 has not been confirmed. The EPSS score is N/A%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-15563?

CVE-2026-15563 has a CVSS v3 base score of 7.4 (HIGH severity), with vector string 3.1.

Is CVE-2026-15563 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.