{
    "id": "CVE-2018-6882",
    "published": "2018-03-27 16:29:00",
    "last_modified": "2026-08-13 05:17:18",
    "cvss_score": "6.1",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
    "cwe": "CWE-79",
    "description": "Cross-site scripting (XSS) vulnerability in the ZmMailMsgView.getAttachmentLinkHtml function in Zimbra Collaboration Suite (ZCS) before 8.7 Patch 1 and 8.8.x before 8.8.7 might allow remote attackers to inject arbitrary web script or HTML via a Content-Location header in an email attachment.",
    "epss_score": "0.29761",
    "epss_percentile": "0.98142",
    "kev": 1,
    "kev_due": "2022-05-10",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:22:42",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-05-10."
    },
    "products": [
        {
            "vendor": "synacor",
            "product": "zimbra_collaboration_suite"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2018-6882",
        "date_added": "2022-04-19",
        "due_date": "2022-05-10",
        "vendor": "Synacor",
        "product": "Zimbra Collaboration Suite (ZCS)",
        "name": "Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability",
        "ransomware": 1
    },
    "exploits": [],
    "refs_list": [
        "http://seclists.org/fulldisclosure/2018/Mar/52",
        "http://www.securityfocus.com/archive/1/541891/100/0/threaded",
        "https://bugzilla.zimbra.com/show_bug.cgi?id=108786",
        "https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.7",
        "https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories",
        "https://www.securify.nl/advisory/SFY20180101/cross-site-scripting-vulnerability-in-zimbra-collaboration-suite-due-to-the-way-it-handles-attachment-links.html",
        "http://seclists.org/fulldisclosure/2018/Mar/52",
        "http://www.securityfocus.com/archive/1/541891/100/0/threaded",
        "https://bugzilla.zimbra.com/show_bug.cgi?id=108786",
        "https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.7",
        "https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories",
        "https://www.securify.nl/advisory/SFY20180101/cross-site-scripting-vulnerability-in-zimbra-collaboration-suite-due-to-the-way-it-handles-attachment-links.html",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-6882"
    ]
}