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Security Vulnerabilities fixed in Firefox ESR 115.35 — Mozilla

🗓️ 21 Apr 2026 00:00:00Reported by Mozilla FoundationType 
mozilla
 mozilla
🔗 www.mozilla.org👁 27 Views

Security vulnerabilities fixed in Firefox ESR 115.35; memory safety bugs could allow code execution.

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20 May 202602:54
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Vulners
Node
mozillafirefoxRange<115.35esr

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21 Apr 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 3.18.8 - 9.8
EPSS0.00586
SSVC
27