CVE-2026-26746

OpenSourcePOS 3.4.1 contains a Local File Inclusion (LFI) vulnerability in the Sales.php::getInvoice() function. An attacker can read arbitrary files on the web server by manipulating the Invoice Type configuration. This issue can be chained with the file upload functionality to achieve Remote Code Execution (RCE).

• CWE-434

• https://github.com/hungnqdz/CVE-2026-26746/blob/main/CVE-2026-26746.mdExploit, Mitigation, Third Party Advisory
• https://github.com/opensourcepos/opensourceposProduct

Published

Feb 20, 2026

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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