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Is Mozilla Firefox 147.0.4 patched?

Mozilla · cycle 147.0 · Official site ↗
147.0.4100/100Healthy
Health score100/100
Open issues0
Exploited now0
Cycle 147.0 EOL
Latest release152.0

Summary iPlain-English security status for Mozilla Firefox 147.0.4, built from its CVEs, active-exploitation data, end-of-life date and latest release.

Mozilla Firefox 147.0.4 is part of the 147.0 release line. No known vulnerabilities affect it in our data. The latest supported Mozilla Firefox release is 152.0.

Known issues affecting 147.0.4

None found for this version. ✓

Frequently asked

Is Mozilla Firefox 147.0.4 patched?

Mozilla Firefox 147.0.4 is on the latest patch of its cycle with no known affecting vulnerabilities.

What is the latest version of Mozilla Firefox?

The latest supported Mozilla Firefox release is 152.0.

Is Mozilla Firefox 147.0.4 still receiving security updates?

Yes — the 147.0 line is still supported and receiving security updates. The latest release is 152.0.

Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Mozilla's official advisory before you patch or upgrade — Mozilla Firefox official site ↗