How severe is CVE-2026-22013?

CVE-2026-22013 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-22013 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22013?

CVE-2026-22013 primarily affects Oracle Jdk. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-22013?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-22013 have an EU (EUVD) identifier?

Yes. CVE-2026-22013 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-24321.

When was CVE-2026-22013 published?

CVE-2026-22013 was published on 2026-04-21 and last updated on 2026-06-17.

CVE-2026-22013

CVE-2026-22013 is a medium-severity vulnerability in Oracle Jdk with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-693.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-24321
Weakness: CWE-693
Affected product: Oracle Jdk
Published: 2026-04-21
Last modified: 2026-06-17

Description

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JGSS). Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 and 21.0.10; Oracle GraalVM Enterprise Edition: 21.3.17. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N).

Frequently asked questions

What is CVE-2026-22013?: Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JGSS). Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 and 21.0.10; Oracle GraalVM Enterprise Edition: 21.3.17. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N).
How severe is CVE-2026-22013?: CVE-2026-22013 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-22013 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22013?: CVE-2026-22013 primarily affects Oracle Jdk. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-22013?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-22013 have an EU (EUVD) identifier?: Yes. CVE-2026-22013 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-24321.
When was CVE-2026-22013 published?: CVE-2026-22013 was published on 2026-04-21 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpuapr2026.html

Affected products (19)

cpe:2.3:a:oracle:jdk:1.8.0:update481:*:*:-:*:*:*
cpe:2.3:a:oracle:jdk:1.8.0:update481:*:*:enterprise_performance_pack:*:*:*
cpe:2.3:a:oracle:jdk:1.8.0:update481_b50:*:*:-:*:*:*
cpe:2.3:a:oracle:jdk:11.0.30:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jdk:17.0.18:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jdk:21.0.10:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jdk:25.0.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jdk:26:*:*:*:*:*:*:*
cpe:2.3:a:oracle:graalvm:21.3.17:*:*:*:enterprise:*:*:*
cpe:2.3:a:oracle:graalvm_for_jdk:17.0.18:*:*:*:*:*:*:*
cpe:2.3:a:oracle:graalvm_for_jdk:21.0.10:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:1.8.0:update481:*:*:-:*:*:*
cpe:2.3:a:oracle:jre:1.8.0:update481:*:*:enterprise_performance_pack:*:*:*
cpe:2.3:a:oracle:jre:1.8.0:update481_b50:*:*:-:*:*:*
cpe:2.3:a:oracle:jre:11.0.30:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:17.0.18:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:21.0.10:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:25.0.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:jre:26:*:*:*:*:*:*:*

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