CVE-2022-22742

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

When inserting text while in edit mode, some characters might have lead to out-of-bounds memory access causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published: Dec 22, 2022
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2022

CVE-2022-227434.3When navigating from inside an iframe while requesting fullscreen access, an attacker-controlled tab could have made the browser unable to l CVE-2022-227448.8The constructed curl command from the "Copy as curl" feature in DevTools was not properly escaped for PowerShell. This could have lead to co CVE-2022-227456.5Securitypolicyviolation events could have leaked cross-origin information for frame-ancestors violations. This vulnerability affects Firefox CVE-2022-227465.9A race condition could have allowed bypassing the fullscreen notification which could have lead to a fullscreen window spoof being unnoticed CVE-2022-227476.5After accepting an untrusted certificate, handling an empty pkcs7 sequence as part of the certificate data could have lead to a crash. This CVE-2022-227486.5Malicious websites could have confused Firefox into showing the wrong origin when asking to launch a program and handling an external URL pr CVE-2022-227494.3When scanning QR codes, Firefox for Android would have allowed navigation to some URLs that do not point to web content.<br>*This bug only a CVE-2022-22754.3The WP Edit Menu WordPress plugin before 1.5.0 does not have CSRF in an AJAX action, which could allow attackers to make a logged in admin d CVE-2022-227506.5By generally accepting and passing resource handles across processes, a compromised content process might have confused higher privileged pr CVE-2022-227518.8Mozilla developers Calixte Denizet, Kershaw Chang, Christian Holler, Jason Kratzer, Gabriele Svelto, Tyson Smith, Simon Giesecke, and Steve CVE-2022-227528.8Mozilla developers Christian Holler and Jason Kratzer reported memory safety bugs present in Firefox 95. Some of these bugs showed evidence CVE-2022-227537.1A Time-of-Check Time-of-Use bug existed in the Maintenance (Updater) Service that could be abused to grant Users write access to an arbitrar