Multiple vulnerabilities have been identified in both Oracle Java and Azul Zulu distributions across various JDK and JRE versions. These flaws could allow attackers to execute arbitrary code, escalate privileges, or cause denial-of-service conditions. Systems running outdated or unpatched Java environments are particularly at risk. Oracle has released fixes for several of these issues as part of its April 2026 Critical Patch Update, while some vulnerabilities in Azul Zulu are currently documented without corresponding patches. Applying available updates and monitoring vendor advisories is essential to secure affected Java deployments. Below are the vulnerability details:
| CVEs | Reference |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-34268, CVE-2026-34282 | https://www.oracle.com/security-alerts/cpuapr2026.html |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-34268, CVE-2026-34282 | https://www.oracle.com/security-alerts/cpuapr2026.html |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-34268, CVE-2026-34282 | https://www.oracle.com/security-alerts/cpuapr2026.html |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-34268, CVE-2026-34282 | https://www.oracle.com/security-alerts/cpuapr2026.html |
| CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://docs.azul.com/core/cve |
| CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://www.oracle.com/security-alerts/cpuapr2026.html |
| CVE-2026-22008 | https://www.oracle.com/security-alerts/cpuapr2026.html |
| CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://www.oracle.com/security-alerts/cpuapr2026.html |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268 | https://docs.azul.com/core/cve |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268 | https://docs.azul.com/core/cve |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://docs.azul.com/core/cve |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://docs.azul.com/core/cve |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://docs.azul.com/core/cve |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://docs.azul.com/core/cve |
| CVE-2026-20652, CVE-2026-22007, CVE-2026-22008, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://docs.azul.com/core/cve |
| CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://www.oracle.com/security-alerts/cpuapr2026.html |
| CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268, CVE-2026-34282 | https://www.oracle.com/security-alerts/cpuapr2026.html |
Cheers,