Is CVE-2026-11518 actively exploited?

No active exploitation of CVE-2026-11518 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-11518 be exploited remotely?

Yes. CVE-2026-11518 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-11518?

CVE-2026-11518 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2026-11518

CWE-79Published: June 8, 2026· Updated: Jun 9, 2026

4.3

CVSS v3.1

EPSS:0.04%probability of exploitation in 30 daysPercentile:11.2th

Official 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.

NVD Source

Technical Analysis

CVE-2026-11518 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.