Vulnerabilities > Mozilla > Firefox ESR > Medium

DATE CVE VULNERABILITY TITLE RISK
2022-12-22 CVE-2022-28286 Improper Restriction of Rendered UI Layers or Frames vulnerability in Mozilla Firefox ESR
Due to a layout change, iframe contents could have been rendered outside of its border.
network
low complexity
mozilla CWE-1021
5.4
2022-12-22 CVE-2022-29911 Improper Restriction of Rendered UI Layers or Frames vulnerability in Mozilla Thunderbird
An improper implementation of the new iframe sandbox keyword <code>allow-top-navigation-by-user-activation</code> could lead to script execution without <code>allow-scripts</code> being present.
network
low complexity
mozilla CWE-1021
6.1
2022-12-22 CVE-2022-29912 Open Redirect vulnerability in Mozilla Thunderbird
Requests initiated through reader mode did not properly omit cookies with a SameSite attribute.
network
low complexity
mozilla CWE-601
6.1
2022-12-22 CVE-2022-29914 Unspecified vulnerability in Mozilla Thunderbird
When reusing existing popups Firefox would have allowed them to cover the fullscreen notification UI, which could have enabled browser spoofing attacks.
network
low complexity
mozilla
6.5
2022-12-22 CVE-2022-29916 Unspecified vulnerability in Mozilla Thunderbird
Firefox behaved slightly differently for already known resources when loading CSS resources involving CSS variables.
network
low complexity
mozilla
6.5
2022-12-22 CVE-2022-31738 Authentication Bypass by Spoofing vulnerability in Mozilla Firefox
When exiting fullscreen mode, an iframe could have confused the browser about the current state of fullscreen, resulting in potential user confusion or spoofing attacks.
network
low complexity
mozilla CWE-290
6.5
2022-12-22 CVE-2022-31742 Unspecified vulnerability in Mozilla Firefox
An attacker could have exploited a timing attack by sending a large number of allowCredential entries and detecting the difference between invalid key handles and cross-origin key handles.
network
low complexity
mozilla
6.5
2022-12-22 CVE-2022-31744 Cross-site Scripting vulnerability in Mozilla Firefox ESR
An attacker could have injected CSS into stylesheets accessible via internal URIs, such as resource:, and in doing so bypass a page's Content Security Policy.
network
low complexity
mozilla CWE-79
6.5
2022-12-22 CVE-2022-34472 Unspecified vulnerability in Mozilla Firefox
If there was a PAC URL set and the server that hosts the PAC was not reachable, OCSP requests would have been blocked, resulting in incorrect error pages being shown.
network
low complexity
mozilla
4.3
2022-12-22 CVE-2022-34478 Unspecified vulnerability in Mozilla Firefox
The <code>ms-msdt</code>, <code>search</code>, and <code>search-ms</code> protocols deliver content to Microsoft applications, bypassing the browser, when a user accepts a prompt.
network
low complexity
mozilla
6.5