Firefox before 1.0 does not properly distinguish between user-generated and synthetic click events, which allows remote attackers to use Javascript to bypass the file download prompt when the user uses the Alt-click feature.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firefox | Mozilla | 0.8 (including) | 0.8 (including) |
| Firefox | Mozilla | 0.9 (including) | 0.9 (including) |
| Firefox | Mozilla | 0.9-rc (including) | 0.9-rc (including) |
| Firefox | Mozilla | 0.9.1 (including) | 0.9.1 (including) |
| Firefox | Mozilla | 0.9.2 (including) | 0.9.2 (including) |
| Firefox | Mozilla | 0.9.3 (including) | 0.9.3 (including) |
| Firefox | Mozilla | 0.10 (including) | 0.10 (including) |
| Firefox | Mozilla | 0.10.1 (including) | 0.10.1 (including) |
| Firefox | Mozilla | 1.0 (including) | 1.0 (including) |