CVE-2026-35573

CRITICAL

ChurchCRM has a Path traversal leads to RCE

Title source: cna
STIX 2.1

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.

Scores

CVSS v3 9.1
EPSS 0.0034
EPSS Percentile 56.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-22 CWE-434
Status published
Products (2)
churchcrm/churchcrm < 6.5.3
ChurchCRM/CRM < 6.5.3
Published Apr 07, 2026
Tracked Since Apr 07, 2026