CVSS 3.1 Score 6.5 of 10 (medium)


Published Dec 19, 2023
Updated: Feb 2, 2024


CVE-2023-6865 is a vulnerability that affects Firefox ESR versions earlier than 115.6 and Firefox versions earlier than 121. The vulnerability is related to the "EncryptingOutputStream" component, which could expose uninitialized data. Exploiting this vulnerability could allow an attacker to write data to a local disk, potentially impacting the privacy of users in private browsing mode. The vulnerability has a base severity rating of MEDIUM and a base score of 6.5 according to NVD@NIST. It requires user interaction and has a low attack complexity. The confidentiality impact is rated as HIGH, while integrity impact and availability impact are rated as NONE. No remediation steps or potential dangers specific to organizations were provided in the information given.

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