Mozilla Issues Emergency Patch for Critical Zero-Day Vulnerability in Firefox and Thunderbird

In a swift response to an emerging security threat, Mozilla has released emergency updates for its Firefox web browser and Thunderbird email client, aiming to patch a critical zero-day vulnerability. The flaw, identified as CVE-2023-4863 [https://nvd.nist.gov/vuln/detail/CVE-2023-4863], affects the WebP image format and has reportedly been used in attacks. Mozilla's move comes a day after a similar update from Google [https://www.bitdefender.com/blog/hotforsecurity/google-issues-emergency-chrom