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        "cveId": "CVE-2021-47840",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-01-14T17:11:19.901Z",
        "datePublished": "2026-01-16T19:09:38.403Z",
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            "datePublic": "2021-04-05T00:00:00.000Z",
            "title": "Moeditor 0.2.0 - Persistent Cross-Site Scripting",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Moeditor 0.2.0 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads within markdown files. Attackers can upload specially crafted markdown files with embedded JavaScript that execute when opened, potentially enabling remote code execution on the victim's system."
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                            "description": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
                            "cweId": "CWE-79",
                            "type": "CWE"
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                    "vendor": "Moeditor",
                    "product": "Moeditor",
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                        "attackRequirements": "NONE",
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                        "baseSeverity": "MEDIUM",
                        "exploitMaturity": "NOT_DEFINED",
                        "privilegesRequired": "LOW",
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                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "LOW",
                        "subIntegrityImpact": "LOW",
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                        "valueDensity": "NOT_DEFINED",
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                {
                    "url": "https://www.exploit-db.com/exploits/49830",
                    "name": "ExploitDB-49830",
                    "tags": [
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                    ]
                },
                {
                    "url": "https://moeditor.js.org/",
                    "name": "Moeditor Official Homepage",
                    "tags": [
                        "product"
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                    "url": "https://imgur.com/a/UdP4JaX",
                    "name": "Proof of Concept Video",
                    "tags": [
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                    "name": "VulnCheck Advisory: Moeditor 0.2.0 - Persistent Cross-Site Scripting",
                    "tags": [
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                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-01-16T21:00:05.614613Z",
                                "id": "CVE-2021-47840",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
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                                        "Automatable": "no"
                                    },
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                                        "Technical Impact": "partial"
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                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                "title": "CISA ADP Vulnrichment",
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