{
    "id": "CVE-2021-35368",
    "published": "2021-11-05 18:15:09",
    "last_modified": "2026-06-17 03:57:27",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": null,
    "description": "OWASP ModSecurity Core Rule Set 3.1.x before 3.1.2, 3.2.x before 3.2.1, and 3.3.x before 3.3.2 is affected by a Request Body Bypass via a trailing pathname.",
    "epss_score": "0.02733",
    "epss_percentile": "0.85741",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-13 18:17:28",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "fedoraproject",
            "product": "fedora"
        },
        {
            "vendor": "owasp",
            "product": "owasp_modsecurity_core_rule_set"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://coreruleset.org/20210630/cve-2021-35368-crs-request-body-bypass/",
        "https://lists.debian.org/debian-lts-announce/2023/01/msg00033.html",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MS5GMNYHFFIBWLJW7N3XAD24SLF3PFZ/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IVYUJOKHDEXFTM2CZMEESJ6TZSPVNSSZ/",
        "https://owasp.org/www-project-modsecurity-core-rule-set/",
        "https://portswigger.net/daily-swig/lessons-learned-how-a-severe-vulnerability-in-the-owasp-modsecurity-core-rule-set-sparked-much-needed-change",
        "https://portswigger.net/daily-swig/waf-bypass-severe-owasp-modsecurity-core-rule-set-bug-was-present-for-several-years",
        "https://security.gentoo.org/glsa/202305-25",
        "https://coreruleset.org/20210630/cve-2021-35368-crs-request-body-bypass/",
        "https://lists.debian.org/debian-lts-announce/2023/01/msg00033.html",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MS5GMNYHFFIBWLJW7N3XAD24SLF3PFZ/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IVYUJOKHDEXFTM2CZMEESJ6TZSPVNSSZ/",
        "https://owasp.org/www-project-modsecurity-core-rule-set/",
        "https://portswigger.net/daily-swig/lessons-learned-how-a-severe-vulnerability-in-the-owasp-modsecurity-core-rule-set-sparked-much-needed-change",
        "https://portswigger.net/daily-swig/waf-bypass-severe-owasp-modsecurity-core-rule-set-bug-was-present-for-several-years",
        "https://security.gentoo.org/glsa/202305-25"
    ]
}