Vulnerabilities > Mozilla > Firefox ESR > Medium
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2020-12-09 | CVE-2020-26958 | Cross-site Scripting vulnerability in Mozilla Firefox Firefox did not block execution of scripts with incorrect MIME types when the response was intercepted and cached through a ServiceWorker. | 6.1 |
| 2020-12-09 | CVE-2020-26956 | Cross-site Scripting vulnerability in Mozilla Firefox In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to XSS. | 6.1 |
| 2020-12-09 | CVE-2020-26953 | Improper Restriction of Rendered UI Layers or Frames vulnerability in Mozilla Firefox 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. | 4.3 |
| 2020-12-09 | CVE-2020-26951 | Cross-site Scripting vulnerability in Mozilla Firefox A parsing and event loading mismatch in Firefox's SVG code could have allowed load events to fire, even after sanitization. | 6.1 |
| 2020-10-01 | CVE-2020-15664 | Incorrect Authorization vulnerability in Mozilla Firefox and Firefox ESR By holding a reference to the eval() function from an about:blank window, a malicious webpage could have gained access to the InstallTrigger object which would allow them to prompt the user to install an extension. | 6.5 |
| 2020-10-01 | CVE-2020-15677 | Open Redirect vulnerability in multiple products By exploiting an Open Redirect vulnerability on a website, an attacker could have spoofed the site displayed in the download file dialog to show the original site (the one suffering from the open redirect) rather than the site the file was actually downloaded from. | 6.1 |
| 2020-10-01 | CVE-2020-15676 | Cross-site Scripting vulnerability in multiple products Firefox sometimes ran the onload handler for SVG elements that the DOM sanitizer decided to remove, resulting in JavaScript being executed after pasting attacker-controlled data into a contenteditable element. | 6.1 |
| 2020-08-10 | CVE-2020-15658 | Improper Check for Unusual or Exceptional Conditions vulnerability in multiple products The code for downloading files did not properly take care of special characters, which led to an attacker being able to cut off the file ending at an earlier position, leading to a different file type being downloaded than shown in the dialog. | 6.5 |
| 2020-08-10 | CVE-2020-15655 | A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, leading to potential disclosure of cross-origin information. | 6.5 |
| 2020-08-10 | CVE-2020-15654 | Infinite Loop vulnerability in multiple products When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user is interacting with the user interface, when they are not. | 6.5 |