Medium severity · published Jun 8, 2026
CVE-2026-11518
SourceCodester Inventory System User Management users.php cross site scripting
4.3
CVSS
0.4%
EPSS
No
On KEV
Description
A vulnerability was identified in SourceCodester Inventory System 1.0. Affected is an unknown function of the file /users.php of the component User Management Page. The manipulation of the argument fullname/username leads to cross site scripting. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IS
Inventory System · SourceCodester
1.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-11518
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-11518
github.com
https://github.com/Xmyronn/Stored-XSS-in-Inventory-System-using-PHP-and-MySQL.git
vuldb.com
https://vuldb.com/cve/CVE-2026-11518
vuldb.com
https://vuldb.com/submit/836289
vuldb.com
https://vuldb.com/vuln/369138
vuldb.com
https://vuldb.com/vuln/369138/cti
www.sourcecodester.com
https://www.sourcecodester.com/
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