Critical
Security advisory
LibreOffice before 5.4.5 and 6.x before 6.0.1 allows remote attackers to read arbitrary files via =WEBSERVICE calls in a document, which use the COM.MICROSOFT.WEBSERVICE function.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-6871
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:13 UTC · Revision 1
Source evidence
LibreOffice before 5.4.5 and 6.x before 6.0.1 allows remote attackers to read arbitrary files via =WEBSERVICE calls in a document, which use the COM.MICROSOFT.WEBSERVICE function.
osv:CVE-2018-6871
Complete source record
{
"id": "19aa17567279fe09a32dcf942ee161769780aa6d8edf957f577acc161f9b27de",
"url": "https://osv.dev/vulnerability/CVE-2018-6871",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-6871",
"summary": "LibreOffice before 5.4.5 and 6.x before 6.0.1 allows remote attackers to read arbitrary files via =WEBSERVICE calls in a document, which use the COM.MICROSOFT.WEBSERVICE function.",
"evidence": "osv:CVE-2018-6871",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2018-6871",
"aliases": [
"CVE-2018-6871"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/libreoffice/core",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "79c9829dd5d8054ec39a82dc51cd9eff340dbee8"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "5.4.5"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"libreoffice-5-4-branch-point",
"libreoffice-5-3-branch-point",
"libreoffice-5-2-branch-point",
"libreoffice-5-1-branch-point",
"libreoffice-5-0-branch-point",
"libreoffice-4-4-branch-point",
"libreoffice-4-3-branch-point",
"sdremote-2.0.0",
"libreoffice-4-2-branch-point",
"libreoffice-4-2-milestone-1",
"libreoffice-4-1-branch-point",
"libreoffice-4-0-branch-point",
"libreoffice-3-6-branch-point",
"libreoffice-3.5.0.0",
"libreoffice-3-5-branch-point",
"windows_build_successful_2011_11_08",
"MELD_LIBREOFFICE_REPOS"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-6871.json"
}
}
],
"modified": "2026-10-24T10:31:04.512169053Z",
"provider": "osv",
"references": [
"https://access.redhat.com/errata/RHSA-2018:0418",
"https://access.redhat.com/errata/RHSA-2018:0517",
"https://usn.ubuntu.com/3579-1/",
"https://www.debian.org/security/2018/dsa-4111",
"https://www.libreoffice.org/about-us/security/advisories/cve-2018-1055/",
"https://cgit.freedesktop.org/libreoffice/core/commit/?h=libreoffice-5-4-5&id=a916fc0c0e0e8b10cb4158fa0fa173fe205d434a",
"https://github.com/jollheef/libreoffice-remote-arbitrary-file-disclosure",
"https://www.exploit-db.com/exploits/44022/"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "17.10"
},
{
"last_affected": "17.10"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:libreoffice:libreoffice:6.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:libreoffice:libreoffice:6.0.0:alpha1:*:*:*:*:*:*",
"cpe:2.3:a:libreoffice:libreoffice:6.0.0:beta1:*:*:*:*:*:*",
"cpe:2.3:a:libreoffice:libreoffice:6.0.0:beta2:*:*:*:*:*:*"
],
"vendor_product": "libreoffice:libreoffice",
"extracted_events": [
{
"range": [
{
"introduced": "6.0.0"
},
{
"last_affected": "6.0.0"
},
{
"introduced": "6.0.0-alpha1"
},
{
"last_affected": "6.0.0-alpha1"
},
{
"introduced": "6.0.0-beta1"
},
{
"last_affected": "6.0.0-beta1"
},
{
"introduced": "6.0.0-beta2"
},
{
"last_affected": "6.0.0-beta2"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_desktop",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_aus",
"extracted_events": [
{
"range": [
{
"introduced": "7.4"
},
{
"last_affected": "7.4"
},
{
"introduced": "7.6"
},
{
"last_affected": "7.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.4"
},
{
"last_affected": "7.4"
},
{
"introduced": "7.5"
},
{
"last_affected": "7.5"
},
{
"introduced": "7.6"
},
{
"last_affected": "7.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_tus",
"extracted_events": [
{
"range": [
{
"introduced": "7.4"
},
{
"last_affected": "7.4"
},
{
"introduced": "7.6"
},
{
"last_affected": "7.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_workstation",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2018-6871",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 440538,
"published_at": "2018-02-09T06:29:00.303+00:00"
}