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CVE-2026-6428

7.6 · HIGH

SQL Injection in reports/catalogue_out.pl in Koha Community Koha through 22.11.37, 23.x, 24.x before 24.11.16, 25.05.x before 25.05.11, 25.11.x before 25.11.05, 26.05.x before 26.05.01, and 26.11.x…

Published Jun 13, 2026CWE-89EPSS 0.38%

Overview

CVE-2026-6428 is a high-severity vulnerability. It was published on June 13, 2026 and has a CVSS 3.1 base score of 7.6 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

SQL Injection in reports/catalogue_out.pl in Koha Community Koha through 22.11.37, 23.x, 24.x before 24.11.16, 25.05.x before 25.05.11, 25.11.x before 25.11.05, 26.05.x before 26.05.01, and 26.11.x before 26.11.00 allows an authenticated staff user with the Reports module flag to read arbitrary data from the Koha application database via the Filter URL parameter when the Criteria parameter matches /branchcode/.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refbugs.koha-community.org/bugzilla3/attachment.cgi?id=199539Refbugs.koha-community.org/bugzilla3/show_bug.cgi?id=42361Refkoha-community.org/security-releases/

How CyberStrike helps

Frequently asked questions

What is CVE-2026-6428?

CVE-2026-6428 is a high-severity vulnerability. It was published on June 13, 2026 and has a CVSS 3.1 base score of 7.6 (HIGH).

How severe is CVE-2026-6428?

This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-6428?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-6428?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-6428 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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