CESYUM extension

Security at a glance

Some riskSafety score 76/10021 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: cesyum

Permissions (10)

  • View open tabs
  • Execute scripts in pages

Frequently asked questions

Is CESYUM safe to use?

Our latest automated scan rates the Firefox listing of CESYUM at 76/100 (some risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number. This is an automated estimate, not a guarantee of safety.

What permissions does CESYUM require?

CESYUM requests 10 permissions. The most significant: View open tabs, Execute scripts in pages. See the full breakdown in the security report.

Who develops CESYUM?

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

What this assessment covers

Store listing
Firefox
Checked version
1.7.54
Current listed version
1.7.54
Scan date (UTC)
Assessment status
Completed

Recorded findings: 1 critical and 1 high severity. Read the finding details before interpreting the score; automated flags are not proof of malicious behaviour.

Automated analysis looks for suspicious code, permissions and other risk signals. It does not observe every runtime behaviour or independently audit the publisher’s servers. A low-risk result is not a guarantee of safety. How our checks work.

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