Mozilla Firefox: 154.0.1 → 155.0.0
Mozilla · upgrade impact · Official site ↗
Fixed by upgrading to 155.0.0 iVulnerabilities that affect 154.0.1 but no longer affect 155.0.0 — the security gain from this upgrade, by exploited status then exploitation probability.
Exploited first, then by exploitation probability (EPSS).
CVE-2026-84145 HIGH EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84131 HIGH EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84119 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84121 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84123 HIGH EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84128 HIGH EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84120 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84122 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84118 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84129 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84126 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84124 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84125 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84143 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84144 HIGH EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84140 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84141 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84142 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84133 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84134 CRITICAL EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84130 HIGH EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84132 HIGH EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84136 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84137 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84139 MEDIUM EPSS 0% ✓ cleared in 155.0.0 CVE-2026-84138 MEDIUM EPSS 0% ✓ cleared in 155.0.0