AI Summary

A recently discovered vulnerability in the 7-Zip archiver could potentially allow malicious code to be executed on a user's machine when extracting a crafted XZ archive. The issue, identified as CVE-2026-14266, stems from a heap-based buffer overflow in how 7-Zip processes XZ chunked data. This flaw could be exploited by an attacker to execute code in the context of the current process. A patch for the vulnerability was released in 7-Zip 26.02 on June 25, which may mitigate the risk for users who have updated to the latest version.

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