HIGHCVE-2026-27818Published Modified CNA GitHub_M
CVE-2026-27818: TerriaJS-Server has a domain validation bypass vulnerability in its proxy allowlist
TerriaJS-Server is a NodeJS Express server for TerriaJS, a library for building web-based geospatial data explorers. A validation bug in versions prior to 4.0.3 allows an attacker to proxy domains not explicitly allowed in the `proxyableDomains` configuration. Version 4.0.3 fixes the issue.
Metrics
- CVSS v4.0
- 8.7
- Severity
- HIGH
- Fixed in
- —
- Affected Products
- 1
Affected packages
- TerriaJS / terriajs-server< 4.0.3
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N