CVE-2026-35573

critical · 9.1

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.

9.1

CVSS

0.8%

EPSS (exploit prob.)

54th

EPSS percentile

2026-04-07

Published

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Weaknesses

CWE-22CWE-434

Affected products

Vendor	Product	Affected versions
churchcrm	churchcrm	< 6.5.3

Check a specific version with /api/v1/cve/match.

References

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-35573