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Common Vulnerabilities and Exposures Fixes for October 2026

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CVEs are addressed in quarterly CPU (Critical Patch Update) releases and in the monthly Critical Security Patch Updates (CSPUs) delivered between them. The list of CVEs fixed in a specific Azul Zing release matches up with the CVEs fixed in the corresponding release of OpenJDK. You can filter the list by CVE ID, Azul Zing version, and/or JDK version.

The following Azul Prime releases contain the October 2026 CPU release of OpenJDK:

Build line CPU PSU

Stable 26.08

26.08.100.0

-

Stable 26.02

26.02.500.0

-

Stream Line

-

-

  • CSPU (Critical Security Patch Update): Contains fixes to critical issues and security vulnerabilities, delivered on a monthly basis between regular quarterly update releases.

    • CSPU for CPU: Critical security patches applied to the latest quarterly CPU release.

    • CSPU for PSU: Critical security patches applied to the latest quarterly PSU release.

  • CPU (Critical Patch Update): Contains fixes to security vulnerabilities and critical bug fixes. Azul Zing CPU releases are generally based on prior-cycle PSU releases, with only security fixes applied. They provide a low-risk vehicle for the potentially urgent deployment of security fixes when issues of sufficient severity arise.

  • PSU (Patch Set Update): Incorporates all fixes in the corresponding CPU, as well as additional non-security bug fixes. Azul Zing PSU releases incorporate both security fixes and other changes that align the release contents with the associated OpenJDK project quarterly release.

The following table lists the latest CVE fixes added in the Azul Prime CPU release. The CVE IDs in the table apply to JDK 8, JDK 11, JDK 17, JDK 21, and JDK 25 unless noted otherwise.

October 2026 CVE Fixes

CVSS VERSION 3.1 RISK

CVE # Component Protocol Remote Exploit w/o Auth. Base Score Attack Vector Attack Complex Privileges Req’d User Interact Scope Confiden-tiality Integrity Availability Versions Affected Notes

CVE-2026-XXXXX This CVE is not applicable to Azul Zing Builds of OpenJDK. It is listed here for comparison with other Java implementations which may contain this CVE.

None

None

No

0

Local

Low

Low

None

Unchanged

High

High

High

None

Note 1

Notes:

ID Notes

1

Note 1

Base and Impact Metric:

Metrics Values

Attack Vector

Network (N), Adjacent (A), Local (L), and Physical (P)

Attack Complexity

Low (L) and High (H)

Privileges Required

None (N), Low (L), and High (H)

User Interaction

None (N) and Required (R)

Scope

Unchanged (U) and Changed (C)

Confidentiality Impact

High (H), Low (L), and None (N)

Integrity Impact

High (H), Low (L), and None (N)

Availability Impact

High (H), Low (L), and None (N)

In-Depth Non-CVE Security Fixes

The following table lists the in-depth non-CVE security fixes implemented specifically for Azul Prime.

October 2026 Non-CVE Security Fixes

OpenJDK Patch ID Azul Prime Version Synopsis CPU/PSUCPU fixes are included in both CPU and PSU bundles. PSU fixes are included in the PSU bundles only.

JDK-8382407

8,11,17,21,25

Enhance LDAP Lookups

PSU

JDK-8383281

8,11,17,21,25

Enhance MD5 Digesting

PSU

JDK-8383530

21,25

Enhance Javadoc Searching

PSU

JDK-8384455

8,11,17,21,25

Enhance DataFlavor

PSU

JDK-8384468

17,21,25

Enhance jpackage Packaging

PSU

JDK-8386013

8,11,17,21,25

Enhance EventListenerList

PSU