# terriajs-server (npm) vulnerabilities

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

## At a glance

- Latest release: 5.0.0 (Aug 31, 2026): no advisory affects it
- Newest unaffected release: 5.0.0 (Aug 31, 2026), the latest release
- Weekly downloads: 1,561
- Dependents: 0
- Releases: 70 since 0.0.1 (Jan 7, 2016)
- Registry: https://www.npmjs.com/package/terriajs-server
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-27818: 0.0.1 to 4.0.2 (4.0.3 is outside it)

## Advisories (1)

### [CVE-2026-27818](https://cve.now/CVE-2026-27818): TerriaJS-Server has a domain validation bypass vulnerability in its proxy allowlist

- Severity: High 8.7
- Published: Feb 26, 2026
- Affected: fixed in 4.0.3.
- Fixed in 4.0.3 (released Dec 3, 2025, 85 days before disclosure).
- The latest release, 5.0.0, is not affected.
- 92% of terriajs-server downloads last week were affected versions (2.3K).

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