Understanding the 7-Zip Vulnerability: CVE-2026-14266
A new vulnerability in 7-Zip, CVE-2026-14266, allows attackers to execute code on a machine by crafting a malicious XZ archive. This heap-based buffer overflow flaw occurs during the processing of XZ chunked data. A fix was released on June 25 in 7-Zip version 26.02. Understanding this vulnerability is crucial for defenders to protect against potential code execution attacks.