CVE-2018-11564
4.8 · MEDIUMOverview
CVE-2018-11564 is a medium-severity vulnerability affecting pagekit pagekit. It was published on June 2, 2018 and has a CVSS 3.0 base score of 4.8 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 4.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Stored XSS in YOOtheme Pagekit 1.0.13 and earlier allows a user to upload malicious code via the picture upload feature. A user with elevated privileges could upload a photo to the system in an SVG format. This file will be uploaded to the system and it will not be stripped or filtered. The user can create a link on the website pointing to "/storage/poc.svg" that will point to http://localhost/pagekit/storage/poc.svg. When a user comes along to click that link, it will trigger a XSS attack.
Remediation
Check the references section for vendor advisories and patches from pagekit. Update pagekit to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| pagekit | pagekit | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2018-11564?
CVE-2018-11564 is a medium-severity vulnerability affecting pagekit pagekit. It was published on June 2, 2018 and has a CVSS 3.0 base score of 4.8 (MEDIUM).
How severe is CVE-2018-11564?
This vulnerability has a CVSS 3.0 base score of 4.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2018-11564?
Check the references section for vendor advisories and patches from pagekit. Update pagekit to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-11564?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-11564 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
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