SB2026040987 - Cross-site scripting in ChurchCRM

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Main Vulnerability Database SB2026040987

SB2026040987 - Cross-site scripting in ChurchCRM

Published: April 9, 2026

Security Bulletin ID SB2026040987
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Cross-site scripting (CVE-ID: CVE-2026-26059)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear


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.

References