CVE-2024-9936 is a vulnerability in Firefox versions prior to 131.0.3. The flaw occurs when manipulating the selection node cache, which can lead to unexpected behavior and potentially an exploitable crash. This issue could be used to cause a denial of service (DoS) attack, making the browser crash and rendering it inaccessible to users.
The vulnerability has been rated with a CVSS v3 score of 7.5, indicating a high severity due to its potential to disrupt service. Attackers can exploit it remotely, requiring no special privileges or user interaction. However, it does not compromise confidentiality or integrity, only affecting availability.
It is recommended to update Firefox to version 131.0.3 or higher to mitigate this vulnerability.