{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2016-20027",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-03-15T12:36:42.720Z",
        "datePublished": "2026-03-15T13:35:21.111Z",
        "dateUpdated": "2026-06-08T15:11:35.227Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
                "shortName": "VulnCheck",
                "dateUpdated": "2026-06-08T15:11:35.227Z"
            },
            "datePublic": "2016-08-30T00:00:00.000Z",
            "title": "ZKTeco ZKBioSecurity 3.0 Multiple Reflected XSS Vulnerabilities",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "ZKTeco ZKBioSecurity 3.0 contains multiple reflected cross-site scripting vulnerabilities that allow attackers to execute arbitrary HTML and script code by injecting malicious payloads through unsanitized parameters in multiple scripts. Attackers can craft malicious URLs with XSS payloads in vulnerable parameters to execute scripts in a user's browser session within the context of the affected application."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
                            "cweId": "CWE-79",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "ZKTeco Inc.",
                    "product": "ZKTeco ZKBioSecurity",
                    "versions": [
                        {
                            "version": "3.0.1.0_R_230",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
                        "baseScore": 5.1,
                        "baseSeverity": "MEDIUM",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "LOW",
                        "subIntegrityImpact": "LOW",
                        "userInteraction": "ACTIVE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
                        "version": "4.0",
                        "vulnAvailabilityImpact": "NONE",
                        "vulnConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "NONE",
                        "vulnerabilityResponseEffort": "NOT_DEFINED"
                    },
                    "format": "CVSS"
                },
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 6.1,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "LOW",
                        "integrityImpact": "LOW",
                        "privilegesRequired": "NONE",
                        "scope": "CHANGED",
                        "userInteraction": "REQUIRED",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
                        "version": "3.1"
                    },
                    "format": "CVSS"
                }
            ],
            "references": [
                {
                    "url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5363.php",
                    "name": "Zero Science Lab Disclosure",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://cxsecurity.com/issue/WLB-2016080267",
                    "name": "CXSecurity",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/116476",
                    "name": "IBM X-Force Exchange",
                    "tags": [
                        "vdb-entry"
                    ]
                },
                {
                    "url": "https://packetstormsecurity.com/files/138568",
                    "name": "Packet Storm Security",
                    "tags": [
                        "exploit"
                    ]
                },
                {
                    "name": "VulnCheck Advisory: ZKTeco ZKBioSecurity 3.0 Multiple Reflected XSS Vulnerabilities",
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/zkteco-zkbiosecurity-multiple-reflected-xss-vulnerabilities"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "LiquidWorm as Gjoko Krstic of Zero Science Lab",
                    "type": "finder"
                }
            ],
            "x_generator": {
                "engine": "vulncheck"
            },
            "solutions": [
                {
                    "lang": "en",
                    "value": "The affected software ZKBioSecurity and ZKAccess have been officially discontinued. It is recommended that users switch to using ZKBio CVSecurity software. ZKBio CVSecurity has fixed these vulnerabilities. It is recommended that customers use the latest version of ZKBio CVSecurity to eliminate risks."
                }
            ],
            "tags": [
                "unsupported-when-assigned"
            ]
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2016-20027",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2026-03-16T14:15:13.159822Z"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-03-16T14:20:20.593Z"
                }
            }
        ]
    }
}