A website was able to detect when a user took a screenshot of a page using the built-in Screenshot functionality in Firefox. This vulnerability affects Firefox < 127.
| Name | Vendor | Start Version | End Version | 
|---|---|---|---|
| Firefox | Mozilla | * | 127 (excluding) | 
| Firefox | Ubuntu | focal | * | 
| Firefox | Ubuntu | upstream | * | 
| Mozjs102 | Ubuntu | devel | * | 
| Mozjs102 | Ubuntu | esm-apps/noble | * | 
| Mozjs102 | Ubuntu | jammy | * | 
| Mozjs102 | Ubuntu | mantic | * | 
| Mozjs102 | Ubuntu | noble | * | 
| Mozjs102 | Ubuntu | upstream | * | 
| Mozjs38 | Ubuntu | esm-apps/bionic | * | 
| Mozjs38 | Ubuntu | upstream | * | 
| Mozjs52 | Ubuntu | esm-apps/focal | * | 
| Mozjs52 | Ubuntu | esm-infra/bionic | * | 
| Mozjs52 | Ubuntu | focal | * | 
| Mozjs52 | Ubuntu | upstream | * | 
| Mozjs68 | Ubuntu | esm-infra/focal | * | 
| Mozjs68 | Ubuntu | focal | * | 
| Mozjs68 | Ubuntu | upstream | * | 
| Mozjs78 | Ubuntu | esm-apps/jammy | * | 
| Mozjs78 | Ubuntu | jammy | * | 
| Mozjs78 | Ubuntu | upstream | * | 
| Mozjs91 | Ubuntu | jammy | * | 
| Mozjs91 | Ubuntu | upstream | * | 
| Thunderbird | Ubuntu | mantic | * |