What’s Vulnerable › Vulnerabilities

CVE-2026-35573: ChurchCRM has a Path traversal leads to RCE

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-07 · updated 2026-10-26
• Weakness: CWE-22

Description

ChurchCRM is an open-source church management system. Prior to 6.5.3, a path traversal vulnerability in ChurchCRM's backup restore functionality allows authenticated administrators to upload arbitrary files and achieve remote code execution by overwriting Apache .htaccess configuration files. The vulnerability exists in src/ChurchCRM/Backup/RestoreJob.php. The $rawUploadedFile['name'] parameter is user-controlled and allows uploading files with arbitrary names to /var/www/html/tmp_attach/ChurchCRMBackups/. This vulnerability is fixed in 6.5.3.

Affected products

• ChurchCRM CRM: before 6.5.3 — fixed in 6.5.3

How to fix

Upgrade to a fixed version: ChurchCRM CRM 6.5.3. Check the vendor advisory for mitigations.

References

• https://github.com/ChurchCRM/CRM/security/advisories/GHSA-r6cr-mvr9-f6wx
• https://github.com/ChurchCRM/CRM/security/advisories/GHSA-r6cr-mvr9-f6wx

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