CVE-2019-17026

Mozilla Firefox And Thunderbird Type Confusion Vulnerability

Details

CISA date: 2021-11-03
Affected versions: Firefox and Thunderbird
Summary: Mozilla Firefox and Thunderbird contain a type confusion vulnerability due to incorrect alias information in the IonMonkey JIT compiler when setting array elements.
Remediation: Apply updates per vendor instructions.
Exploit info: No exploit-tagged NVD references in our cache; see the CISA KEV link below.

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Information is aggregated from multiple authoritative sources for convenience; verify with NVD and vendors before operational decisions.