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    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2021-32821",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "assignerShortName": "GitHub_M",
        "dateUpdated": "2025-03-10T21:33:30.800Z",
        "dateReserved": "2021-05-12T00:00:00.000Z",
        "datePublished": "2023-01-03T00:00:00.000Z"
    },
    "containers": {
        "cna": {
            "title": "Regular expression Denial of Service in MooTools",
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                "dateUpdated": "2023-01-03T00:00:00.000Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "MooTools is a collection of JavaScript utilities for JavaScript developers. All known versions include a CSS selector parser that is vulnerable to Regular Expression Denial of Service (ReDoS). An attack requires that an attacker can inject a string into a CSS selector at runtime, which is quite common with e.g. jQuery CSS selectors. No patches are available for this issue."
                }
            ],
            "affected": [
                {
                    "vendor": "mootools",
                    "product": "mootools-core",
                    "versions": [
                        {
                            "version": "1.6.0",
                            "status": "affected",
                            "lessThanOrEqual": "1.6.0",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://securitylab.github.com/advisories/GHSL-2020-345-redos-mootools/"
                }
            ],
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                        "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "attackVector": "LOCAL",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "HIGH",
                        "baseScore": 6.2,
                        "baseSeverity": "MEDIUM"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "description": "CWE-400 Uncontrolled Resource Consumption",
                            "cweId": "CWE-400"
                        }
                    ]
                }
            ],
            "x_generator": {
                "engine": "Vulnogram 0.0.9"
            },
            "source": {
                "advisory": "GHSL-2020-345",
                "defect": [
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                "discovery": "UNKNOWN"
            }
        },
        "adp": [
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                    "shortName": "CVE",
                    "dateUpdated": "2024-08-03T23:33:55.864Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://securitylab.github.com/advisories/GHSL-2020-345-redos-mootools/",
                        "tags": [
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            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-03-10T21:02:01.844570Z",
                                "id": "CVE-2021-32821",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "no"
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                                        "Technical Impact": "partial"
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                                "version": "2.0.3"
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                "title": "CISA ADP Vulnrichment",
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