Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2019-17026

Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.42
EPSS Ranking 97.3%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.8
Proposed Action
Mozilla Firefox and Thunderbird contain a type confusion vulnerability due to incorrect alias information in the IonMonkey JIT compiler when setting array elements.
Ransomware Campaign
Unknown
Products affected by CVE-2019-17026


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