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CVE-2020-26967
Published: Dec 9, 2020
Modified: Aug 4, 2024
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
Mozilla | Firefox | affected < 83 |
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1665820
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2020-50/
x_refsource_CONFIRM
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