{
    "id": "CVE-2016-3191",
    "published": "2016-03-17 23:59:01",
    "last_modified": "2026-06-17 00:45:16",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "The compile_branch function in pcre_compile.c in PCRE 8.x before 8.39 and pcre2_compile.c in PCRE2 before 10.22 mishandles patterns containing an (*ACCEPT) substring in conjunction with nested parentheses, which allows remote attackers to execute arbitrary code or cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror, aka ZDI-CAN-3542.",
    "epss_score": "0.08430",
    "epss_percentile": "0.94846",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-05 18:17:14",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "pcre",
            "product": "pcre"
        },
        {
            "vendor": "pcre",
            "product": "pcre2"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://rhn.redhat.com/errata/RHSA-2016-1025.html",
        "http://vcs.pcre.org/pcre2?view=revision&revision=489",
        "http://vcs.pcre.org/pcre?view=revision&revision=1631",
        "http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886",
        "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html",
        "http://www.securityfocus.com/bid/84810",
        "https://access.redhat.com/errata/RHSA-2016:1132",
        "https://bto.bluecoat.com/security-advisory/sa128",
        "https://bugs.debian.org/815920",
        "https://bugs.debian.org/815921",
        "https://bugs.exim.org/show_bug.cgi?id=1791",
        "https://bugzilla.redhat.com/show_bug.cgi?id=1311503",
        "https://www.tenable.com/security/tns-2016-18",
        "http://rhn.redhat.com/errata/RHSA-2016-1025.html",
        "http://vcs.pcre.org/pcre2?view=revision&revision=489",
        "http://vcs.pcre.org/pcre?view=revision&revision=1631",
        "http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886",
        "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html",
        "http://www.securityfocus.com/bid/84810",
        "https://access.redhat.com/errata/RHSA-2016:1132",
        "https://bto.bluecoat.com/security-advisory/sa128",
        "https://bugs.debian.org/815920",
        "https://bugs.debian.org/815921",
        "https://bugs.exim.org/show_bug.cgi?id=1791",
        "https://bugzilla.redhat.com/show_bug.cgi?id=1311503"
    ]
}