Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-29955

A transient execution vulnerability, named Floating Point Value Injection (FPVI) allowed an attacker to leak arbitrary memory addresses and may have also enabled JIT type confusion attacks. (A related vulnerability, Speculative Code Store Bypass (SCSB), did not affect Firefox.). This vulnerability affects Firefox ESR < 78.9 and Firefox < 87.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.015
EPSS Ranking 80.0%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 2.6
Products affected by CVE-2021-29955


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