CVE & CISA-KEV Catalog

CVE-2026-21932

HIGH
7.4
CVSS v3
NVD

Description

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: AWT, JavaFX). Supported versions that are affected are Oracle Java SE: 8u471, 8u471-b50, 8u471-perf, 11.0.29, 17.0.17, 21.0.9, 25.0.1; Oracle GraalVM for JDK: 17.0.17 and 21.0.9; Oracle GraalVM Enterprise Edition: 21.3.16. Easily exploitable 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 and while the vulnerability is in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or 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 7.4 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N).

How to fix

Remediation Available
openjdk-11Debian
Fixed in:11.0.30+7-1~deb11u1CVE-2026-21932
Fixed in:11.0.30+7-1CVE-2026-21932
openjdk-11-jdkUbuntu
Fixed in:11.0.30+7-1ubuntu1~18.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~20.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~22.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~24.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~25.10USN-8001-1
openjdk-11-jdk-headlessUbuntu
Fixed in:11.0.30+7-1ubuntu1~18.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~20.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~22.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~24.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~25.10USN-8001-1
openjdk-11-jreUbuntu
Fixed in:11.0.30+7-1ubuntu1~18.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~20.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~22.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~24.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~25.10USN-8001-1
openjdk-11-jre-headlessUbuntu
Fixed in:11.0.30+7-1ubuntu1~18.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~20.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~22.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~24.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~25.10USN-8001-1
openjdk-11-jre-zeroUbuntu
Fixed in:11.0.30+7-1ubuntu1~18.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~20.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~22.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~24.04USN-8001-1
Fixed in:11.0.30+7-1ubuntu1~25.10USN-8001-1
openjdk-17Ubuntu
Fixed in:17.0.18+8-1~18.04USN-7998-1
Fixed in:17.0.18+8-1~20.04USN-7998-1
Fixed in:17.0.18+8-1~22.04.1USN-7998-1
Fixed in:17.0.18+8-1~24.04.1USN-7998-1
Fixed in:17.0.18+8-1~25.10.1USN-7998-1
openjdk-17-cracUbuntu
Fixed in:17.0.18+8-0ubuntu1~25.10USN-7997-1
openjdk-17-crac-jdkUbuntu
Fixed in:17.0.18+8-0ubuntu1~25.10USN-7997-1
openjdk-17-crac-jdk-headlessUbuntu
Fixed in:17.0.18+8-0ubuntu1~25.10USN-7997-1
openjdk-17-crac-jreUbuntu
Fixed in:17.0.18+8-0ubuntu1~25.10USN-7997-1
openjdk-17-crac-jre-headlessUbuntu
Fixed in:17.0.18+8-0ubuntu1~25.10USN-7997-1
openjdk-17-crac-jre-zeroUbuntu
Fixed in:17.0.18+8-0ubuntu1~25.10USN-7997-1
openjdk-17-jdkUbuntu
Fixed in:17.0.18+8-1~18.04USN-7998-1
Fixed in:17.0.18+8-1~20.04USN-7998-1
Fixed in:17.0.18+8-1~22.04.1USN-7998-1
Fixed in:17.0.18+8-1~24.04.1USN-7998-1
Fixed in:17.0.18+8-1~25.10.1USN-7998-1
openjdk-17-jdk-headlessUbuntu
Fixed in:17.0.18+8-1~18.04USN-7998-1
Fixed in:17.0.18+8-1~20.04USN-7998-1
Fixed in:17.0.18+8-1~22.04.1USN-7998-1
Fixed in:17.0.18+8-1~24.04.1USN-7998-1
Fixed in:17.0.18+8-1~25.10.1USN-7998-1
openjdk-17-jreUbuntu
Fixed in:17.0.18+8-1~18.04USN-7998-1
Fixed in:17.0.18+8-1~20.04USN-7998-1
Fixed in:17.0.18+8-1~22.04.1USN-7998-1
Fixed in:17.0.18+8-1~24.04.1USN-7998-1
Fixed in:17.0.18+8-1~25.10.1USN-7998-1
openjdk-17-jre-headlessUbuntu
Fixed in:17.0.18+8-1~18.04USN-7998-1
Fixed in:17.0.18+8-1~20.04USN-7998-1
Fixed in:17.0.18+8-1~22.04.1USN-7998-1
Fixed in:17.0.18+8-1~24.04.1USN-7998-1
Fixed in:17.0.18+8-1~25.10.1USN-7998-1
openjdk-17-jre-zeroUbuntu
Fixed in:17.0.18+8-1~18.04USN-7998-1
Fixed in:17.0.18+8-1~20.04USN-7998-1
Fixed in:17.0.18+8-1~22.04.1USN-7998-1
Fixed in:17.0.18+8-1~24.04.1USN-7998-1
Fixed in:17.0.18+8-1~25.10.1USN-7998-1
openjdk-21Ubuntu
Fixed in:21.0.10+7-1~20.04USN-8002-1
Fixed in:21.0.10+7-1~22.04USN-8002-1
Fixed in:21.0.10+7-1~24.04USN-8002-1
Fixed in:21.0.10+7-1~25.10USN-8002-1
openjdk-21-cracUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-demoUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-docUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-jdkUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-jdk-headlessUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-jreUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-jre-headlessUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-jre-zeroUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-sourceUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-crac-testsupportUbuntu
Fixed in:21.0.10+7-0ubuntu1~25.10USN-8003-1
openjdk-21-jdkUbuntu
Fixed in:21.0.10+7-1~20.04USN-8002-1
Fixed in:21.0.10+7-1~22.04USN-8002-1
Fixed in:21.0.10+7-1~24.04USN-8002-1
Fixed in:21.0.10+7-1~25.10USN-8002-1

This vulnerability affects an unusually large number of packages. The highest-confidence fixes are shown above; the full list is longer. Check the referenced advisories for complete coverage.

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged

Impact

ConfidentialityNone
IntegrityHigh
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

Exploit Intelligence

0.44%probability of exploitation in 30 days
37thpercentile

Low risk: more likely to be exploited than 37% of all known CVEs.

References

Related Vulnerabilities

Other CWE-1287 (Improper Validation of Specified Type of Input) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2024-4879Critical9.8100%KEV-
CVE-2022-31007Medium4.927%-Fix
CVE-2024-6298Critical10.019%--
CVE-2026-25639High7.52.7%-Fix
CVE-2021-43802Critical9.92.0%-Fix
CVE-2026-5946High7.51.9%-Fix

Common questions

How do I fix CVE-2026-21932?

Published advisories record a fix for 55 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2026-21932 being actively exploited?

Not that we know of. CVE-2026-21932 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.44% is the estimated probability that it will be exploited in the next 30 days. That is higher than 37% of all scored CVEs.

How severe is CVE-2026-21932?

CVE-2026-21932 has a CVSS v3 base score of 7.4, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-21932 affect?

Published advisories record a fix for openjdk-11 (Debian), openjdk-11-jdk (Ubuntu), openjdk-11-jdk-headless (Ubuntu), openjdk-11-jre (Ubuntu), and 51 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-15.