Cesium extension

Security at a glance

Elevated riskSafety score 58/100134 findings

Automated estimate from our latest scan (malware, permissions, obfuscation) — not a security audit. Higher safety score is better.

See the full security report

Firefox listing ID: cesium

Permissions (1)

  • Store local data

Frequently asked questions

Is Cesium safe to use?

Our latest automated scan rates the Firefox listing of Cesium at 58/100 (elevated risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.

What permissions does Cesium require?

Cesium requests 1 permission. The most significant: Store local data. See the full breakdown in the security report.

Who develops Cesium?

Cesium is published by Environmental Information Systems. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.