CVE-2020-12416
CVSS v3
8.8
HIGH
EPSS Score
1.4 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A VideoStreamEncoder may have been freed in a race condition with VideoBroadcaster::AddOrUpdateSink, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Technical details
- Published
- 2020-07-09
Frequently asked questions
What is CVE-2020-12416?
A VideoStreamEncoder may have been freed in a race condition with VideoBroadcaster::AddOrUpdateSink, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Is CVE-2020-12416 actively exploited?
Active exploitation of CVE-2020-12416 has not been confirmed. Its EPSS score was 1.4% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2020-12416?
CVE-2020-12416 has a CVSS v3 base score of 8.8 (HIGH severity).
Is CVE-2020-12416 affecting your environment?
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