Mozilla fixed a critical zero-day in Firefox and Thunderbird

Mozilla addressed a critical zero-day vulnerability in Firefox and Thunderbird that has been actively exploited in attacks in the wild. Mozilla rolled out security updates to address a critical zero-day vulnerability, tracked as CVE-2023-4863, in Firefox and Thunderbird that has been actively exploited in the wild. The vulnerability is a heap buffer overflow in WebP […]

The post Mozilla fixed a critical zero-day in Firefox and Thunderbird appeared first on Security Affairs.

September 13, 2023
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