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CVE-2021-23954

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CVSS 3.1
8.8 high
EPSS
1%p66
Published
()
Modified
Description

Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.

Vendors
mozilla
Products
firefox, firefox esr, thunderbird
Weakness
CWE-843
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD CVE.org GitHub PoCs EPSS (1.2%)

In the news

No ingested article mentions this CVE yet.