# nextcloud-mcp-server (PyPI) vulnerabilities

1 known vulnerability (1 critical), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: 0.206.1 (Nov 8, 2026): no advisory affects it
- Newest unaffected release: 0.206.1 (Nov 8, 2026), the latest release
- Weekly downloads: 5,050
- Releases: 350 since 0.17.1 (Oct 20, 2025)
- Registry: https://pypi.org/project/nextcloud-mcp-server/
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-55640: 0.17.1 to 0.117.1 (0.117.2 is outside it)

## Advisories (1)

### [CVE-2026-55640](https://cve.now/CVE-2026-55640): Nextcloud MCP Server: Unauthenticated \`POST /webhooks/nextcloud\` allows arbitrary vector data deletion when \`WEBHOOK\_SECRET\` is unset (…

- Severity: Critical 9.1
- Published: Aug 25, 2026
- Affected: fixed in 0.117.2.
- Fixed in 0.117.2 (released Jun 14, 2026, 72 days before disclosure).
- The latest release, 0.206.1, is not affected.

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