CVE-2022-34470

CRITICAL

Firefox < 102.0 and Firefox ESR < 91.11 - Use-After-Free in Session History Navigation

Title source: llm
STIX 2.1

Description

Session history navigations may have led to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.

Scores

CVSS v3 9.8
EPSS 0.0065
EPSS Percentile 70.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-416
Status published
Products (3)
mozilla/firefox < 102.0
mozilla/firefox_esr < 91.11
mozilla/thunderbird < 91.11
Published Dec 22, 2022
Tracked Since Feb 18, 2026