Vulnerability record/PUBLISHED/Published Nov 5, 2026 11:49:18 UTC

CVE-2026-73098

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.

Base score10.0/ 10

SeverityCriticalCVSS 4.0

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityCritical

Attack vectorNetworkAV

Attack complexityLowAC

Attack requirementsNoneAT

Privileges requiredNonePR

User interactionNoneUI

Vulnerable system confidentialityHighVC

Vulnerable system integrityHighVI

Vulnerable system availabilityHighVA

Subsequent system confidentialityHighSC

Subsequent system integrityHighSI

Subsequent system availabilityHighSA

CVSS vector stringCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering Authorityapache

Last updatedNov 5, 2026 11:49:18 UTC

PublishedNov 5, 2026 11:49:18 UTC

ReservedAug 10, 2026 20:21:04 UTC