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WordPress fix guide

HSTS max-age Too Short on WordPress

HSTS header is present but max-age is under 1 year. Browsers will not cache the HTTPS preference long enough for reliable protection.

Issue ID: SEC-HSTS-002Severity: minorEffort: S

Why this matters

HSTS header is present but max-age is under 1 year. Browsers will not cache the HTTPS preference long enough for reliable protection. This affects browser trust signals and whether visitors feel safe submitting contact details.

WordPress fix path

How to fix this on WordPress

Use the page editor, theme, or SEO tooling depending on where this issue lives.

  1. 1Inspect the page and theme output.
  2. 2Apply the fix in the most direct place.
  3. 3Publish and validate with a re-audit.

After you fix it

  • Check that max-age is at least 31536000

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