Vulnerability details

CVE-2026-42289

ChurchCRM CRM

ChurchCRM: Cross-Site Request Forgery (CSRF) Leading to Admin Privilege Escalation

CVSS 3.1
8.8High

Official description

ChurchCRM is an open-source church management system. Prior to 7.3.2, UserEditor.php processes user account creation and permission updates entirely through $_POST parameters with no CSRF token validation. An unauthenticated attacker can craft a malicious HTML page that, when visited by an authenticated administrator, silently elevates any low-privilege user to full administrator or creates a new admin backdoor account without the victim's knowledge This vulnerability is fixed in 7.3.2.

CVSS scores

ScoreVersionSourceVector
8.8High 3.1 CVEProject cvelistV5 (CNA) (GitHub_M) CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

VendorProductVersionsSource
ChurchCRM CRM < 7.3.2 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-05-13
Last updated
2026-05-14
State
Published
Assigner (CNA)
GitHub_M

Exploit prediction (EPSS)

0.15%
Probability of exploitation in 30 days
4.4%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
Proof of concept
Technical impact
Total

Weaknesses (CWE)

  • CWE-269
    Improper Privilege Management
  • CWE-306
    Missing Authentication for Critical Function
  • CWE-352
    Cross-Site Request Forgery (CSRF)