CVE-2025-1080: libreoffice Input Validation Flaw — Fix

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 a link in a browser using that scheme could be constructed with an embedded inner URL that when passed to LibreOffice could call internal macros with arbitrary arguments. This issue affects LibreOffice: from 24.8 before < 24.8.5, from 25.2 before < 25.2.1.

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CVSS v3.1 Score

7.8

HIGH

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

Weakness Type (CWE)

CWE-20 Improper Input Validation

Affected Products

Vendor	Product	Versions
libreoffice	libreoffice	24.8.0.0 — 24.8.5.1
libreoffice	libreoffice	25.2.0.0 — 25.2.1.1
debian	debian_linux	All

References

Advisories & Patches

https://www.libreoffice.org/about-us/security/advisories/cve-2025-1080

Other References

https://lists.debian.org/debian-lts-announce/2025/06/msg00002.html

Frequently Asked Questions

What is CVE-2025-1080? +

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 a link in a browser using that scheme could be constructed with an embedded inner URL that when passed to LibreOffice could call internal macros with arbitrary arguments. This issue affects LibreOffice: from 24.8 before < 24.8.5, from 25.2 before < 25.2.1. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2025-1080? +

CVE-2025-1080 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-1080? +

CVE-2025-1080 affects products from debian, libreoffice, specifically: debian_linux, libreoffice. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-1080? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-1080