VULNERABILITY INTELLIGENCE
CVE-2026-35573
CVSS score9.1 CRITICAL
EPSS probability0.77%
CISA KEVNot currently listed
Published2026-04-07
Last modified2026-10-26
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
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.
Weakness classification
- security-advisories@github.com: CWE-22
Primary references
- security-advisories@github.com — Exploit, Third Party Advisory
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 — Exploit, Third Party Advisory