CVE-2023-5168criticalCWE-787

CVE-2023-5168: critical vulnerability in Mozilla Firefox

Published 27 Sep 2023 · Updated 01 May 2025

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.8epss 1.1%

A compromised content process could have provided malicious data to `FilterNodeD2D1` resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Mozilla · Firefox Mozilla · Firefox ESR Mozilla · Thunderbird

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1846683 https://www.mozilla.org/security/advisories/mfsa2023-41/https://www.mozilla.org/security/advisories/mfsa2023-42/https://www.mozilla.org/security/advisories/mfsa2023-43/