DEBIAN-CVE-2020-26953

It was possible to cause the browser to enter fullscreen mode without displaying the security UI; thus making it possible to attempt a phishing attack or otherwise confuse the user. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

CVE-2020-26953

It was possible to cause the browser to enter fullscreen mode without displaying the security UI; thus making it possible to attempt a phishing attack or otherwise confuse the user. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

CVE-2020-26953

CVE-2020-26953 : A vulnerability allowing a browser to enter fullscreen mode without displaying the security UI, enabling potential phishing or user confusion. Affected: Firefox < 83, Firefox ESR < 78.5, Thunderbird

CVE-2020-26953: Improper Restriction of Rendered UI Layers or Frames

It was possible to cause the browser to enter fullscreen mode without displaying the security UI; thus making it possible to attempt a phishing attack or otherwise confuse the user. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Missing Security UI

firefox is missing security UI. It was possible to cause the browser to enter fullscreen mode without displaying the security UI; thus making it possible to attempt a phishing attack or otherwise confuse the user...

PT-2020-16568

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 83 Firefox ESR versions prior to 78.5 Thunderbird versions prior to 78.5 Description The issue allows the browser to enter fullscreen mode without displaying the security UI, making it possible to attempt a phishing...

CVE-2020-6810

After a website had entered fullscreen mode, it could have used a previously opened popup to obscure the notification that indicates the browser is in fullscreen mode. Combined with spoofing the browser chrome, this could have led to confusing the user about the current origin of the page and...

CVE-2020-6810

After a website had entered fullscreen mode, it could have used a previously opened popup to obscure the notification that indicates the browser is in fullscreen mode. Combined with spoofing the browser chrome, this could have led to confusing the user about the current origin of the page and...

Design/Logic Flaw

After a website had entered fullscreen mode, it could have used a previously opened popup to obscure the notification that indicates the browser is in fullscreen mode. Combined with spoofing the browser chrome, this could have led to confusing the user about the current origin of the page and...

CVE-2020-6810

Technical details beyond the high-level description (Firefox

CVE-2020-6810: Authentication Bypass by Spoofing

After a website had entered fullscreen mode, it could have used a previously opened popup to obscure the notification that indicates the browser is in fullscreen mode. Combined with spoofing the browser chrome, this could have led to confusing the user about the current origin of the page and...

PT-2020-19238

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 74 Description A issue exists where a website in fullscreen mode can use a previously opened popup to obscure the notification indicating the browser is in fullscreen mode. When combined with spoofing the browser...

Security Vulnerabilities fixed in Firefox 74 — Mozilla

When removing data about an origin whose tab was recently closed, a use-after-free could occur in the Quota manager, resulting in a potentially exploitable crash. By carefully crafting promise resolutions, it was possible to cause an out-of-bounds read off the end of an array resized during scrip...

chromium-browser: Security UI occlusion in full screen mode

Incorrect dialog placement in WebContents in Google Chrome prior to 70.0.3538.67 allowed a remote attacker to obscure the full screen warning via a crafted HTML page...

PT-2018-3199

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 69.0.3497.81 Description The issue is related to a missing check for popup window handling in Fullscreen mode on macOS, allowing a remote attacker to spoof the contents of the Omnibox URL bar via a crafted HTML...

CVE-2017-7770

A mechanism where when a new tab is loaded through JavaScript events, if fullscreen mode is then entered, the addressbar will not be rendered. This would allow a malicious site to displayed a spoofed addressbar, showing the location of an arbitrary website instead of the one loaded. Note: this...

CVE-2017-5394

A location bar spoofing attack where the location bar of loaded page will be shown over the content of another tab due to a series of JavaScript events combined with fullscreen mode. Note: This issue only affects Firefox for Android. Other operating systems are not affected. This vulnerability...

CVE-2016-9065

The location bar in Firefox for Android can be spoofed by forcing a user into fullscreen mode, blocking its exiting, and creating of a fake location bar without any user notification. Note: This issue only affects Firefox for Android. Other versions and operating systems are unaffected. This...

CVE-2017-5394

A location bar spoofing attack where the location bar of loaded page will be shown over the content of another tab due to a series of JavaScript events combined with fullscreen mode. Note: This issue only affects Firefox for Android. Other operating systems are not affected. This vulnerability...

Code injection

A mechanism where when a new tab is loaded through JavaScript events, if fullscreen mode is then entered, the addressbar will not be rendered. This would allow a malicious site to displayed a spoofed addressbar, showing the location of an arbitrary website instead of the one loaded. Note: this...