Unrated severityNVD Advisory· Published Jul 22, 2026
Debian firefox-esr: JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability …
CVE-2026-16363
Description
JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13.
Affected products
1- Range: <140.13
Patches
Vulnerability mechanics
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