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        "cveId": "CVE-2021-47717",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
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        "dateReserved": "2025-12-05T19:10:29.047Z",
        "datePublished": "2025-12-09T20:40:25.928Z",
        "dateUpdated": "2026-04-07T14:05:40.567Z"
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                    "defaultStatus": "unaffected",
                    "product": "IntelliChoice eFORCE Software Suite",
                    "vendor": "IntelliChoice",
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                            "version": "2.5.9.6"
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                    "type": "finder",
                    "value": "LiquidWorm as Gjoko Krstic of Zero Science Lab"
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                            "value": "<p>IntelliChoice eFORCE Software Suite 2.5.9 contains a username enumeration vulnerability that allows attackers to enumerate valid users by exploiting the 'ctl00$MainContent$UserName' POST parameter. Attackers can send requests with valid usernames to retrieve user information.</p>"
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                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
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                        "baseSeverity": "MEDIUM",
                        "exploitMaturity": "NOT_DEFINED",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "userInteraction": "NONE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
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                            "cweId": "CWE-204",
                            "description": "CWE-204: Observable Response Discrepancy",
                            "lang": "en",
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                "dateUpdated": "2026-04-07T14:05:40.567Z"
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            "references": [
                {
                    "name": "ExploitDB-50164",
                    "tags": [
                        "exploit"
                    ],
                    "url": "https://www.exploit-db.com/exploits/50164"
                },
                {
                    "name": "Official Product Homepage",
                    "tags": [
                        "product"
                    ],
                    "url": "https://www.eforcesoftware.com"
                },
                {
                    "name": "Zero Science Lab Disclosure (ZSL-2021-5658)",
                    "tags": [
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                    "url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5658.php"
                },
                {
                    "name": "VulnCheck Advisory: IntelliChoice eFORCE Software Suite Username Enumeration",
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/intellichoice-eforce-software-suite-username-enumeration"
                }
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            "source": {
                "discovery": "UNKNOWN"
            },
            "title": "IntelliChoice eFORCE Software Suite Username Enumeration",
            "x_generator": {
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            "datePublic": "2021-07-29T00:00:00.000Z"
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                                "timestamp": "2025-12-10T15:49:39.157543Z",
                                "id": "CVE-2021-47717",
                                "options": [
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                                        "Exploitation": "none"
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                                        "Technical Impact": "partial"
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                "title": "CISA ADP Vulnrichment",
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