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Status published
Unknown
CVE-2021-4128
When transitioning in and out of fullscreen mode, a graphics...
Vulnerability Description
When transitioning in and out of fullscreen mode, a graphics object was not correctly protected; resulting in memory corruption and a potentially exploitable crash.<br>*This bug only affects Firefox on MacOS. Other operating systems are unaffected.*. This vulnerability affects Firefox < 95.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2025-9183
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Affected Vendor
Mozilla
View all reports →Affected Software
Firefox
Vulnerable Versions:
unspecified
Timeline
Official Publish:
December 22nd, 2022
Last Modified:
April 16th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.