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).

CVSS v3.1

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

EPSS

0.57% chance of exploitation in the next 30 days, 45th percentile

Published

2026-02-20

Updated

2026-02-23

Proof-of-concept exploits (1)

• hungnqdz/CVE-2026-267461★ · 2026-04-22

References

• CVE Record
• NVD entry

Related

• CVE-2026-26744
• CVE-2026-2676
• CVE-2026-26740
• CVE-2026-26801
• CVE-2026-26720
• CVE-2026-2682