SB2026040987 - Cross-site scripting in ChurchCRM
Published: April 9, 2026
Security Bulletin ID
SB2026040987
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2026-26059)
The vulnerability allows a remote user to execute arbitrary JavaScript in a victim's browser.
The vulnerability exists due to cross-site scripting in GroupEditor.php when processing group role name updates. A remote user can store a specially crafted JavaScript payload to execute arbitrary JavaScript in a victim's browser.
The payload executes when the group is viewed in the group viewer.
Remediation
Install update from vendor's website.