CVE-2021-23973
When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the conten
When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.
MEDIUM · CVSS 6.5
EPSS 0.00845
Monitor
- No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1
YARA rules0