CVE-2026-35573
CRITICALChurchCRM <6.5.3 Backup Restore - Remote Code Execution
Title source: manualDescription
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.
References (1)
Core 1
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/ChurchCRM/CRM/security/advisories/GHSA-r6cr-mvr9-f6wx
Scores
CVSS v3
9.1
EPSS
0.0076
EPSS Percentile
50.5%
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