CVE-2026-26746
High
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).
SeverityHigh
CVSS8.8
Exploit probability—
ProductOpensourcepos Open Source Point Of Sale
PublishedFeb 20, 2026
First seenFeb 20, 2026
Weakness typeCWE-434Unrestricted upload of dangerous file type
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| opensourcepos open_source_point_of_sale | 3.4.1 | — |
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