By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
---|---|---|
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DLA-2863-1 | firefox-esr security update |
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DLA-2874-1 | thunderbird security update |
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DSA-5026-1 | firefox-esr security update |
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DSA-5034-1 | thunderbird security update |
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EUVD-2021-30467 | By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95. |
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USN-5186-1 | Firefox vulnerabilities |
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USN-5246-1 | Thunderbird vulnerabilities |
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USN-5248-1 | Thunderbird vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.

Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2024-08-04T04:03:07.658Z
Reserved: 2021-11-08T00:00:00
Link: CVE-2021-43538

No data.

Status : Modified
Published: 2021-12-08T22:15:09.677
Modified: 2024-11-21T06:29:23.020
Link: CVE-2021-43538


No data.