{
    "id": "CVE-2018-13347",
    "published": "2018-07-06 00:29:00",
    "last_modified": "2026-06-17 01:39:15",
    "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-190",
    "description": "mpatch.c in Mercurial before 4.6.1 mishandles integer addition and subtraction, aka OVE-20180430-0002.",
    "epss_score": "0.02665",
    "epss_percentile": "0.85357",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-13 18:17:18",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "mercurial",
            "product": "mercurial"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://access.redhat.com/errata/RHSA-2019:2276",
        "https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html",
        "https://www.mercurial-scm.org/repo/hg-committed/log?rev=modifies%28%22mercurial%2Fmpatch.c%22%29+and+4.5%3A%3A",
        "https://www.mercurial-scm.org/repo/hg/rev/1acfc35d478c",
        "https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.6.1_.282018-06-06.29",
        "https://access.redhat.com/errata/RHSA-2019:2276",
        "https://lists.debian.org/debian-lts-announce/2020/07/msg00032.html",
        "https://www.mercurial-scm.org/repo/hg-committed/log?rev=modifies%28%22mercurial%2Fmpatch.c%22%29+and+4.5%3A%3A",
        "https://www.mercurial-scm.org/repo/hg/rev/1acfc35d478c",
        "https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.6.1_.282018-06-06.29"
    ]
}