60
CVE-2020-12387
—CVSS 3.1
8.1 high
EPSS
1%p71
Published
()
Modified
Description
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.
- Vendors
- mozilla
- Products
- firefox, firefox esr, thunderbird
- Weakness
- CWE-362, CWE-416
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H