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.
References
Link | Resource |
---|---|
https://bugzilla.mozilla.org/show_bug.cgi?id=1665820 | Issue Tracking Permissions Required Vendor Advisory |
https://www.mozilla.org/security/advisories/mfsa2020-50/ | Vendor Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mozilla
Published: 2020-12-09T00:25:40
Updated: 2020-12-09T00:25:40
Reserved: 2020-10-12T00:00:00
Link: CVE-2020-26967
JSON object: View
NVD Information
Status : Analyzed
Published: 2020-12-09T01:15:13.643
Modified: 2020-12-10T16:28:25.413
Link: CVE-2020-26967
JSON object: View
Redhat Information
No data.
CWE