CVSS 3.1 Score 6.5 of 10 (medium)


Published Sep 11, 2023
Updated: Sep 13, 2023
CWE ID 416


CVE-2023-4575 is a vulnerability that affects Firefox versions prior to 117, Firefox ESR versions prior to 102.15, and Thunderbird versions prior to 115.2. The vulnerability occurs when creating a callback over IPC for showing the File Picker window, where multiple callbacks of the same kind can be created and destroyed simultaneously. This could lead to a use-after-free vulnerability, potentially causing a crash that could be exploited. The vulnerability has a base severity of MEDIUM with a base score of 6.5 according to NIST's CVSS score. Remediation for this vulnerability would involve updating the affected software versions to the patched versions that fix the issue.

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