Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2023-6858

Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 51.0%
CVSS Severity
CVSS v3 Score 8.8
References
Products affected by CVE-2023-6858


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