CVE-2017-2910: Libxls Project Libxls

High severity, CVSS 8.8. EPSS: 2.2% chance of exploitation in the next 30 days.

An exploitable Out-of-bounds Write vulnerability exists in the xls_addCell function of libxls 2.0. A specially crafted xls file can cause a memory corruption resulting in remote code execution. An attacker can send malicious xls file to trigger this vulnerability.

Affected products

• Libxls Project Libxls: version 2.0.0 only

Published 2020-12-02. Last modified 2026-06-17.