Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-23981

A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 63.2%
CVSS Severity
CVSS v3 Score 8.1
CVSS v2 Score 5.8
Products affected by CVE-2021-23981


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