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CVE-2026-11520

SourceCodester Inventory System header.php cross site scripting

Published: Jun 8, 2026Updated: Jun 9, 2026 Sources: CVE List NVD
NVD MITRE
3.5CVSS
LOW

A weakness has been identified in SourceCodester Inventory System 1.0. Affected by this issue is some unknown functionality of the file header.php. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Multiple parameters might be affected.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None

Weaknesses

CWE-79CWE-94

Affected Products

Inventory System
SourceCodester

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

3 techniques
Execution
Initial Access
View detailed technique mapping

References

https://vuldb.com/cve/CVE-2026-11520
vuldb.com
https://vuldb.com/submit/836393
vuldb.com
https://vuldb.com/vuln/369140
vuldb.com
and 2 more references View all →

Timeline

Published
Jun 8, 2026
Last Updated
Jun 9, 2026

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