Local File Inclusion Vulnerability in OpenSourcePOS by OpenSourcePOS
CVE-2026-26746

8.8HIGH

Key Information:

Vendor

OpenSourcePOS

Status
OpenSourcePOS
Vendor
CVE Published:
20 February 2026

What is CVE-2026-26746?

OpenSourcePOS version 3.4.1 is susceptible to a Local File Inclusion (LFI) vulnerability within the Sales.php::getInvoice() function. By manipulating the Invoice Type configuration, an attacker can gain unauthorized access to arbitrary files on the web server. This vulnerability may lead to serious security breaches, as it can be exploited in conjunction with file upload features, potentially allowing for Remote Code Execution (RCE) and further compromise of the system.

References

https://github.com/opensourcepos/opensourcepos
https://github.com/hungnqdz/CVE-2026-26746/blob/main/CVE-...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.