ZeroHour
DashboardNewsCVEsExploitsIncidentsAIBriefAnalyticsEntitiesWatchlistIOCsAsk the feedSourcesFeeds & APIKiosk mode

CVE-2021-29970

PoC —
CVSS 3.1
8.8 high
EPSS
1%p72
Published
()
Modified
Description

A malicious webpage could have triggered a use-after-free, memory corruption, and a potentially exploitable crash. *This bug could only be triggered when accessibility was enabled.*. This vulnerability affects Thunderbird < 78.12, Firefox ESR < 78.12, and Firefox < 90.

Vendors
mozilla
Products
firefox, firefox esr, thunderbird
Weakness
CWE-416, CWE-787
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 (1.4%)

In the news

No ingested article mentions this CVE yet.