by Kastro
Paper/Archive/CVE-2026-35573

CVE-2026-35573

ChurchCRM CRM — ChurchCRM has a Path traversal leads to RCE

EPSS 0.8%public exploitCVSS 9.1
critical.is priorityof 100
48
CVSS 9.1 (CNA)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 55.5.555 × 2011.1Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
CRM< 6.5.3–CNA

Scores by source

GitHub_M (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

exploitgithub.com/ChurchCRM/CRM/security/advisories/GHSA-r6cr-mvr9-f6wx