CVSS 3.1 Score 4.3 of 10 (medium)


Published Jan 23, 2024
Updated: Feb 9, 2024
CWE ID 346


CVE-2024-0749 is a vulnerability categorized as CWE-346 (ORIGIN VALIDATION ERROR) and has a base severity of MEDIUM with a base score of 4.3. The vulnerability affects Firefox versions prior to 122 and Thunderbird versions prior to 115.7. It is classified as a network-based attack and requires user interaction. The exploitability score is 2.8, and the impact score is 1.4. The vulnerability allows a phishing site to display incorrect origin information in the address bar by repurposing an about: dialog, potentially tricking users into entering sensitive information. The vulnerability does not have any confidentiality impact but has a low integrity impact, with no privileges required for exploitation.

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