CVE Watch—

CVE-2019-17026

Mozilla Firefox And Thunderbird Type Confusion Vulnerability

CVSS

—

Sin CVSS

EPSS

43.4%

p99

KEV

SÍ

3 nov 2021

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

43.4%EPSS · 30 días46.6%

2026-06-302026-07-16

Ficha del catálogo KEV

Producto

Mozilla / Firefox and Thunderbird

Vulnerabilidad

Mozilla Firefox And Thunderbird Type Confusion Vulnerability

Añadido a KEV

3 nov 2021

Remediar antes de

3 may 2022

Uso conocido en ransomware

Descripción resumida

Mozilla Firefox and Thunderbird contain a type confusion vulnerability due to incorrect alias information in the IonMonkey JIT compiler when setting array elements.

Acción requerida

Apply updates per vendor instructions.

Notas

https://nvd.nist.gov/vuln/detail/CVE-2019-17026

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