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CVE-2020-26967 When listening for page changes with a Mutation Observer, a malicious web page could confuse Firefox Screenshots into…
Description
When listening for page changes with a Mutation Observer, a malicious web page could confuse Firefox Screenshots into interacting with elements other than those that it injected into the page. This would lead to internal errors and unexpected behavior in the Screenshots code. This vulnerability affects Firefox < 83.
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| Firefox 83 | premières → < 83 | 83 |
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