PatchSiren cyber security CVE debrief
CVE-2026-11520 SourceCodester CVE debrief
A weakness has been identified in SourceCodester Inventory System 1.0. The issue affects an unknown functionality of the file `header.php`, enabling cross-site scripting through manipulation. The attack can be initiated remotely, and a public exploit is available.
- Vendor
- SourceCodester
- Product
- Inventory System
- CVSS
- LOW 2
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-08
- Original CVE updated
- 2026-06-09
- Advisory published
- 2026-06-08
- Advisory updated
- 2026-06-09
Who should care
Users of SourceCodester Inventory System 1.0 should be aware of this low-severity vulnerability (CVSS Score: 2, CVSS Severity: LOW) and take necessary precautions.
Technical summary
The vulnerability, categorized under CWE-79 and CWE-94, allows for cross-site scripting due to improper handling of user input in the `header.php` file of SourceCodester Inventory System 1.0.
Defensive priority
Low
Recommended defensive actions
- Apply patches or updates as available from the vendor.
- Implement input validation and output encoding to prevent cross-site scripting attacks.
- Monitor the system for suspicious activity.
Evidence notes
The CVE record and details were obtained from official sources, including CVE.org and NVD.
Official resources
CVE-2026-11520 was published on 2026-06-08 and modified on 2026-06-09.