| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 55.0 | 55.0 |
If a long user name is used in a username/password combination in a site URL (such as " http://UserName:[email protected]"), the resulting modal prompt will hang in a non-responsive state or crash, causing a denial of service. This vulnerability affects Firefox < 55.
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free