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Threatist priority CRITICAL 0 HIGH 0 MEDIUM 2 LOW 0

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 1 Partial 1 Will not fix 0 Deferred 0 No fix listed 0

Impact type Code execution 1 Privilege escalation 0 Security bypass 0 Information disclosure 0 Tampering 0 Denial of service 1 Spoofing 0 Cross-site scripting 0 SQL injection 0

Attack vector Network 2 Adjacent network 0 Local 0 Physical 0

Requirements No authentication 2 No user interaction 1

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Weakness (CWE) CWE-416 Use After Free 1 CWE-787 Out-of-bounds Write 1

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Release: Mozilla Firefox 95 × Clear all filters

TI-2021-03005 CVE-2021-4129 · GHSA-v25r-h4v7-62rr

Out-of-bounds write in Mozilla Firefox

Priority MEDIUM 51

Mozilla developers and community members Julian Hector, Randell Jesup, Gabriele Svelto, Tyson Smith, Christian Holler, and Masayuki Nakano reported memory safety bugs present in Firefox 94.

CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.01062 · Published 2022-12-22 · Partial fix · 95, 91.4.0 CWE-787

TI-2021-03004 CVE-2021-4128 · GHSA-qx74-qh3q-h8rj

Use after free in Mozilla Firefox

Priority MEDIUM 62

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.

CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.00575 · Published 2022-12-22 · Fixed in 95 CWE-416

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