CVE-2020-26967

State: Published
Severity: Not scored
Published: Dec 9, 2020
Updated: Aug 4, 2024
Reserved: Oct 12, 2020

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
FirefoxMozilla	< 83Affected

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1665820
https://www.mozilla.org/security/advisories/mfsa2020-50/

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