CLEANSTART-2026-HF71124: jackson-databind validates the outer class of a class-name type ID but accepts attacker-selected classes inside its generic arguments, even when those classes violate the declared type or would be ...

Published Nov 13, 2026
·
Updated

CVE-2026-110879 affects multiple packages. jackson-databind validates the outer class of a class-name type ID but accepts attacker-selected classes inside its generic arguments, even when those classes violate the declared type or would be rejected as direct type IDs. See references for individual vulnerability details.

Affected Software

6 affected componentsFixes available
cleanstart/wso2am<4.7.0-r5
4.7.0-r5
cleanstart/rundeck<6.0.1-r11
6.0.1-r11
cleanstart/strimzi-kafka-operator<1.2.0-r6
1.2.0-r6
cleanstart/wso2mi<4.6.0-r9
4.6.0-r9
cleanstart/strimzi-kafka-operator<0.51.0-r8
0.51.0-r8
cleanstart/solr<9.11.0-r0
9.11.0-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade cleanstart/wso2am to a version that resolves this vulnerability.

    Fixed in 4.7.0-r5
  2. Upgrade

    Upgrade cleanstart/rundeck to a version that resolves this vulnerability.

    Fixed in 6.0.1-r11
  3. Upgrade

    Upgrade cleanstart/strimzi-kafka-operator to a version that resolves this vulnerability.

    Fixed in 1.2.0-r6
  4. Upgrade

    Upgrade cleanstart/wso2mi to a version that resolves this vulnerability.

    Fixed in 4.6.0-r9
  5. Upgrade

    Upgrade cleanstart/strimzi-kafka-operator to a version that resolves this vulnerability.

    Fixed in 0.51.0-r8
  6. Upgrade

    Upgrade cleanstart/solr to a version that resolves this vulnerability.

    Fixed in 9.11.0-r0

Event History

Nov 13, 2026
Advisory Published
via OSV·12:37 AM
Data Sourced
via OSV·12:37 AM
DescriptionSeverityAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

Which listed products should be prioritized for assessment?

The affected software list includes cleanstart/strimzi-kafka-operator, cleanstart/wso2am, cleanstart/rundeck, cleanstart/wso2mi, and cleanstart/solr. The advisory does not provide affected version ranges for these packages.

2

What level of attacker access is indicated by the severity vector?

The vector indicates network-reachable exploitation with low attack complexity, no required privileges, and no user interaction. Successful exploitation is rated as having high confidentiality, integrity, and availability impact.

Contact

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