HeaderAudit
F

tenable.com

Score 35/100 · scanned 2026-08-04

Content-Security-Policy

tenable.com sends an enforcing CSP. It is allowlist-based.

frame-ancestors 'self' https://tenable.com https://*.tenable.com https://tenablecloud.cn https://www.tenablecloud.cn;
DirectiveSources
frame-ancestors'self' https://tenable.com https://*.tenable.com https://tenablecloud.cn https://www.tenablecloud.cn

Headers sent

HeaderValue
strict-transport-securitymax-age=31536000
x-content-type-optionsnosniff
permissions-policybrowsing-topics=()
x-xss-protection1; mode=block
servercloudflare

Critical findings

No script-src and no default-src, so the policy places no restriction on scripts at all.Add script-src with a nonce or hash, or at minimum default-src 'self'.

Re-scan live

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