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Vulnerability record · CVE-2022-3140 · published 11 October 2022

CVE-2022-3140: Libreoffice improper input validation vulnerability

Libreoffice · Libreoffice

LibreOffice supports Office URI Schemes to enable browser integration of LibreOffice with MS SharePoint server. An additional scheme 'vnd.libreoffice.command' specific to LibreOffice was added. In the affected versions of LibreOffice links using that scheme could be constructed to call internal macros with arbitrary arguments. Which when clicked on, or activated by document events, could result in arbitrary script execution without warning. This issue affects: The Document Foundation LibreOffice 7.4 versions prior to 7.4.1; 7.3 versions prior to 7.3.6.

6.3 CVSS 3.1 Medium EPSS 5.7% · top 7.3% CWE-20 · Improper input validationCWE-88 · Argument injection
6.3CVSS 3.1 base score
5.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

LibreOffice supports Office URI Schemes to enable browser integration of LibreOffice with MS SharePoint server. An additional scheme 'vnd.libreoffice.command' specific to LibreOffice was added. In the affected versions of LibreOffice links using that scheme could be constructed to call internal macros with arbitrary arguments. Which when clicked on, or activated by document events, could result in arbitrary script execution without warning. This issue affects: The Document Foundation LibreOffice 7.4 versions prior to 7.4.1; 7.3 versions prior to 7.3.6.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TORANVTIWWBH3DNJR4UZATA
https://security.gentoo.org/glsa/202212-04 Third Party Advisory
https://www.debian.org/security/2022/dsa-5252 Third Party Advisory
https://www.libreoffice.org/about-us/security/advisories/CVE-2022-3140 Vendor Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TORANVTIWWBH3DNJR4UZATA
https://security.gentoo.org/glsa/202212-04 Third Party Advisory
https://www.debian.org/security/2022/dsa-5252 Third Party Advisory
https://www.libreoffice.org/about-us/security/advisories/CVE-2022-3140 Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-3140), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.