cvedb.io
CVE-2026-14266
HIGH · CVSS 7
EPSS exploitation probability: 0%
Published 2026-07-29T18:16:50.720 · Last modified 2026-07-29T18:16:50.720

Summary

7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the processing of XZ chunked data. Crafted XZ-compressed data can trigger an overflow of a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-30169.

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.