Apple has released urgent security updates to address a critical zero-day vulnerability, CVE-2025-43300, affecting iOS, iPadOS, and macOS. The flaw, found in the ImageIO framework, allows attackers to execute remote code by exploiting memory corruption through malicious images. This vulnerability has been actively exploited in targeted attacks, impacting iOS 18.6.2, iPadOS 18.6.2/17.7.10, and macOS Ventura, Sonoma, and Sequoia versions. Users are strongly advised to update their systems immediately to mitigate potential risks. This marks the seventh zero-day vulnerability Apple has patched this year. The vulnerability enables attackers to perform out-of-bounds memory read and write operations, leading to remote code execution. Apple emphasizes the importance of upgrading to the latest software versions to protect against these active threats.