Mozilla Firefox and 2 others: A website could have obscured the fullscreen notification by using an option element by introducing lag…
CVE-2023-37204 is fixed in 5 products on 2 platforms, first by Mozilla Firefox (en-US) 115.0, released July 4, 2023. It is not reported as exploited. Patch Radar priority: Routine.
A website could have obscured the fullscreen notification by using an option element by introducing lag via an expensive computational function. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 115.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox (en-US) | 115.0 | Mozilla Firefox (en-US) 115.0 | Jul 4, 2023 |
| Mozilla Firefox ESR (en-US) | 115.4.0 | Mozilla Firefox ESR (en-US) 115.4.0 | Oct 17, 2023 |
| Linux | |||
| firefox · Ubuntu 20.04 LTS (focal) | 115.0+build2-0ubuntu0.20.04.3 | firefox 115.0+build2-0ubuntu0.20.04.3 | Jul 5, 2023 |
| firefox-geckodriver · Ubuntu 20.04 LTS (focal) | 115.0+build2-0ubuntu0.20.04.3 | firefox-geckodriver 115.0+build2-0ubuntu0.20.04.3 | Jul 5, 2023 |
| firefox-mozsymbols · Ubuntu 20.04 LTS (focal) | 115.0+build2-0ubuntu0.20.04.3 | firefox-mozsymbols 115.0+build2-0ubuntu0.20.04.3 | Jul 5, 2023 |
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