https://seclists.org/oss-sec/2026/q1/91: CVE-2026-22022: Apache Solr: Unauthorized bypass of certain "pdefined permission" rules in the RuleBasedAuthorizationPlugin

Published Jan 20, 2026
·
Updated

Affected Software

1 affected component
Apache Solr>=5.3<=9.10.0
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Frequently Asked Questions

1

What is the severity of CVE-2026-22022?

The severity of CVE-2026-22022 is classified as moderate.

2

What versions of Apache Solr are affected by CVE-2026-22022?

Apache Solr versions from 5.3.0 through 9.10.0 are affected by CVE-2026-22022.

3

How do I fix CVE-2026-22022?

To fix CVE-2026-22022, upgrade Apache Solr to a version later than 9.10.0 that addresses the vulnerability.

4

What does CVE-2026-22022 affect in Apache Solr?

CVE-2026-22022 affects the Rule Based Authorization Plugin, allowing unauthorized access to certain Solr APIs.

5

What is the cause of CVE-2026-22022?

CVE-2026-22022 is caused by insufficiently strict input validation in the RuleBasedAuthorizationPlugin.

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