CVE-2026-39380
MEDIUMOpen Source Point of Sale has Stored XSS in Stock Location (Configuration)
Title source: cnaDescription
Open Source Point of Sale is a web based point-of-sale application written in PHP using CodeIgniter framework. Prior to 3.4.3, a Stored Cross-Site Scripting (XSS) vulnerability exists in the Stock Locations configuration feature. The application fails to properly sanitize user input supplied through the stock_location parameter, allowing attackers to inject malicious JavaScript code that is stored in the database and executed when rendered in the Employees interface. This vulnerability is fixed in 3.4.3.
References (1)
Core 1
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/opensourcepos/opensourcepos/security/advisories/GHSA-7hg5-68rx-xpmg
Scores
CVSS v3
5.4
EPSS
0.0016
EPSS Percentile
5.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (2)
opensourcepos/open_source_point_of_sale
< 3.4.3
opensourcepos/opensourcepos
< 3.4.3
Published
Apr 07, 2026
Tracked Since
Apr 08, 2026