CVE-2026-26746

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

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).

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Feb 20, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-26746: High severity, CVSS 8.8 | Vulnix