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Is Mozilla Firefox 115.38.0 patched?

Mozilla · cycle 115.38 · Official site ↗
115.38.05/100Critical

Current stable (153.0): 100/100

Minimum safe version153.0.0

115.38.0 has 178 open critical-or-high vulnerabilities. Run 153.0.0 or later to clear them. See what 153.0.0 fixes →

Health score5/100
Open issues200
Exploited now0
Cycle 115.38 EOL—
Latest release153.0

Summary iPlain-English security status for Mozilla Firefox 115.38.0, built from its CVEs, active-exploitation data, end-of-life date and latest release.

Mozilla Firefox 115.38.0 is part of the 115.38 release line. 200 known vulnerabilities affect it. The minimum safe version is 153.0.0 — upgrade to it or later to clear the open critical/high issues. The latest supported Mozilla Firefox release is 153.0.

Known issues affecting 115.38.0

Exploited first, then by exploitation probability.

CVE-2026-4690 HIGH EPSS 1% → fixed in 149.0 CVE-2026-4694 HIGH EPSS 1% → fixed in 149.0 CVE-2026-4698 CRITICAL EPSS 1% → fixed in 149.0 CVE-2026-4686 HIGH EPSS 1% → fixed in 149.0 CVE-2026-4685 HIGH EPSS 1% → fixed in 149.0 CVE-2026-4693 HIGH EPSS 1% → fixed in 149.0 CVE-2026-4695 HIGH EPSS 1% → fixed in 149.0 CVE-2026-4697 HIGH EPSS 1% → fixed in 149.0 CVE-2026-4699 HIGH EPSS 1% → fixed in 149.0 CVE-2026-4689 CRITICAL EPSS 1% → fixed in 149.0 CVE-2026-2796 CRITICAL EPSS 1% → fixed in 148.0 CVE-2026-2447 HIGH EPSS 1% → fixed in 147.0.4 CVE-2026-2773 CRITICAL EPSS 1% → fixed in 148.0 CVE-2026-6746 HIGH EPSS 1% → fixed in 150.0 CVE-2026-0880 HIGH EPSS 1% → fixed in 147.0 CVE-2026-10702 MEDIUM EPSS 1% → fixed in 151.0.3 CVE-2026-2775 CRITICAL EPSS 1% → fixed in 148.0 CVE-2026-2762 CRITICAL EPSS 1% → fixed in 148.0 CVE-2026-2774 CRITICAL EPSS 1% → fixed in 148.0 CVE-2026-4687 HIGH EPSS 1% → fixed in 149.0

Other Mozilla Firefox versions

Check another release line of Mozilla Firefox.

Mozilla Firefox 153.0Mozilla Firefox 152.0.6Mozilla Firefox 151.0.4Mozilla Firefox 150.0.3Mozilla Firefox 149.0.2Mozilla Firefox 148.0.2Mozilla Firefox 147.0.4Mozilla Firefox 146.0.1Mozilla Firefox 145.0.2Mozilla Firefox 144.0.2Mozilla Firefox 143.0.4Mozilla Firefox 142.0.1Mozilla Firefox 141.0.3Mozilla Firefox 140.13.0Mozilla Firefox 139.0.4Mozilla Firefox 138.0.4Mozilla Firefox 137.0.2Mozilla Firefox 136.0.4Mozilla Firefox 135.0.1Mozilla Firefox 134.0.2Mozilla Firefox 133.0.3Mozilla Firefox 132.0.2Mozilla Firefox 131.0.3Mozilla Firefox 130.0.1Mozilla Firefox 129.0.2Mozilla Firefox 128.14.0Mozilla Firefox 127.0.2Mozilla Firefox 126.0.1Mozilla Firefox 125.0.3Mozilla Firefox 124.0.2Mozilla Firefox 123.0.1Mozilla Firefox 122.0.1Mozilla Firefox 121.0.1Mozilla Firefox 120.0.1Mozilla Firefox 119.0.1Mozilla Firefox 118.0.2Mozilla Firefox 117.0.1Mozilla Firefox 116.0.3Mozilla Firefox 114.0.2Mozilla Firefox 113.0.2Mozilla Firefox 112.0.2Mozilla Firefox 111.0.1Mozilla Firefox 110.0.1Mozilla Firefox 109.0.1Mozilla Firefox 108.0.2Mozilla Firefox 107.0.1Mozilla Firefox 106.0.5Mozilla Firefox 105.0.3Mozilla Firefox 104.0.2Mozilla Firefox 103.0.2Mozilla Firefox 102.15.1Mozilla Firefox 91.13.0Mozilla Firefox 78.15.0

Frequently asked

Is Mozilla Firefox 115.38.0 patched?

Mozilla Firefox 115.38.0 has 178 open critical-or-high vulnerabilities. The minimum safe version is 153.0.0 — upgrade to 153.0.0 or later to clear them.

What version should I upgrade Mozilla Firefox 115.38.0 to?

Upgrade Mozilla Firefox 115.38.0 to at least 153.0.0 to clear its 178 open critical-or-high vulnerabilities.

What is the latest version of Mozilla Firefox?

The latest supported Mozilla Firefox release is 153.0.

Is Mozilla Firefox 115.38.0 still receiving security updates?

Yes — the 115.38 line is still supported and receiving security updates. The latest release is 153.0.

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 ↗