Nieuwsbrief

Elke week de belangrijkste lekken in je mail.

Firefox ESR

Hier vind je alle beveiligingslekken in Firefox ESR die op LekkenRadar staan: 29 in totaal, waarvan 9 kritiek. Het nieuwste lek is Firefox en Thunderbird: ongedefinieerd gedrag in DOM Streams (29 september 2026).

Resultaten

29 lekken gevonden

CVE-nummerErnstLekDatum
CVE-2026-100771Hoog8,1Firefox en Thunderbird: ongedefinieerd gedrag in DOM StreamsMozilla · Firefox, Firefox ESR +1
CVE-2026-100756Hoog8,1Firefox en Thunderbird: geheugenfout in het afspelen van audio en videoMozilla · Firefox, Firefox ESR +1
CVE-2026-100770Kritiek9,6Firefox en Thunderbird: sandbox-ontsnapping via use-after-free in DOMMozilla · Firefox, Firefox ESR +1
CVE-2026-100775Kritiek9,6Firefox en Thunderbird: sandbox-ontsnapping in Graphics-componentMozilla · Firefox, Firefox ESR +1
CVE-2026-100767Hoog8,8Firefox en Thunderbird: use-after-free in netwerkcacheMozilla · Firefox, Firefox ESR +1
CVE-2026-100769Hoog8,8Firefox en Thunderbird: use-after-free in WebAssemblyMozilla · Firefox, Firefox ESR +1
CVE-2026-100772Hoog8,8Firefox en Thunderbird: use-after-free in DOM Core en HTMLMozilla · Firefox, Firefox ESR +1
CVE-2026-100773Hoog8,8Firefox en Thunderbird: use-after-free in IndexedDB-opslagMozilla · Firefox, Firefox ESR +1
CVE-2026-100774Hoog8,8Firefox en Thunderbird: use-after-free in DOM-componentMozilla · Firefox, Firefox ESR +1
CVE-2026-100776Hoog8,8Firefox, Thunderbird en ESR: use-after-free in WebAssemblyMozilla · Firefox, Firefox ESR +1
CVE-2026-100814Hoog8,8Firefox en Thunderbird: geheugenfout in JavaScript-engine (JIT)Mozilla · Firefox, Firefox ESR +1
CVE-2026-100815Hoog8,8Firefox en Thunderbird: use-after-free in CSS-verwerkingMozilla · Firefox, Firefox ESR +1