CVE-2020-12387

CVE-2020-12387: vulnerability in Mozilla Firefox

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3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 1.4%
A race condition when running shutdown code for Web Worker led to a use-after-free vulnerability. This resulted in a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
Affected products
Mozilla · FirefoxMozilla · Firefox ESRMozilla · Thunderbird
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