Critical [CVE-2026-73098] Improper control of dynamically-loaded code vulnerability in Apache Juneau
This critical-severity Apache Software Foundation advisory covers CVE-2026-73098 affecting Apache Juneau.
Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.
VulniPulse record published Record updated
Summary
Improper control of dynamically-loaded code vulnerability in Apache Juneau.
When Apache Juneau parses a value into a property of type java.lang. Class (including parameterized forms), the default class swap loaded the named class with initialization enabled, so input naming a class on the application classpath ran that class's static initializer.
The impact depends on the classes present in the deployment.
This issue affects Apache Juneau: through 9.2.0.
Users are recommended to upgrade to version 9.2.1, which fixes the issue.
Is CVE-2026-73098 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2026-73098 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2026-73098?
Upgrade to a fixed release named by Apache:
- 9.2.1
Confirm against the vendor advisory before you patch.
- through 9.2.0
Official advisory · high-confidence parse· fetched 2 days ago·verify at source
Mitigation checklist
- Users are recommended to upgrade to version 9.2.1, which fixes the issue.
Official advisory · high-confidence parse· fetched 2 days ago·verify at source
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