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CVE-2026-15564

Wildfly-ejb: wildfly-iiop-openjdk: eap iiop listeners may permit unauthed deserialization

CVSS 3.1 7.4 HIGHCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-15564

Published

Wildfly's IIOP listener may permit deserialization of input streams before authentication is performed. An attacker who can gain access to the IIOP port may be able to construct and send malicious objects and achieve deserialization, if the target EJB allows untyped method parameters, and depending on the potential gadget chains available in the running classpath.

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Affected versions, risk and source history

Exploitation and risk

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cve-program · CVE-2026-15564

Published

Wildfly-ejb: wildfly-iiop-openjdk: eap iiop listeners may permit unauthed deserialization

Wildfly's IIOP listener may permit deserialization of input streams before authentication is performed. An attacker who can gain access to the IIOP port may be able to construct and send malicious objects and achieve deserialization, if the target EJB allows untyped method parameters, and depending on the potential gadget chains available in the running classpath.

Source published
29 Oct 2026 06:07:28 UTC
Source modified
6 Nov 2026 17:27:09 UTC
Saved here
6 Nov 2026 19:02:40 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

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