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CVE-2026-72558

8.8 · HIGH

An SQL injection vulnerability in CiviCRM through 6.18.alpha1 allows authenticated staff to read the entire database via the contact search RLIKE clause.

Published Aug 11, 2026CWE-89EPSS 0.43%

Overview

CVE-2026-72558 is a high-severity vulnerability. It was published on August 11, 2026 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

An SQL injection vulnerability in CiviCRM through 6.18.alpha1 allows authenticated staff to read the entire database via the contact search RLIKE clause. The clause concatenates a user-supplied value into the SQL query without sanitization. An attacker with staff-level access can exfiltrate all database contents including donor and member records.

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

GitHubgithub.com/civicrm/civicrm-core

How CyberStrike helps

Frequently asked questions

What is CVE-2026-72558?

CVE-2026-72558 is a high-severity vulnerability. It was published on August 11, 2026 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2026-72558?

This vulnerability has a CVSS 3.1 base score of 8.8, 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-2026-72558?

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-2026-72558?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-72558 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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