CVE-2016-4566
UnknownEPSS 5.36%
Last modified
CVE-2016-4566 is a vulnerability of currently unknown severity. Cross-site scripting (XSS) vulnerability in plupload.flash.swf in Plupload before 2.1.9, as used in WordPress before 4.5.2, allows remote attackers to inject arbitrary web script or HTML via a Same-Origin Method Execution (SOME) attack.. EPSS estimates a 5.36% chance of exploitation in the next 30 days.
Description
Cross-site scripting (XSS) vulnerability in plupload.flash.swf in Plupload before 2.1.9, as used in WordPress before 4.5.2, allows remote attackers to inject arbitrary web script or HTML via a Same-Origin Method Execution (SOME) attack.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wordpress | Wordpress | <= 4.5.1 |
| Plupload | Plupload | <= 2.1.8 |
References
- http://www.plupload.com/punbb/viewtopic.php?pid=28690Vendor Advisory
- http://www.securitytracker.com/id/1035818Third Party Advisory, VDB Entry
- https://gist.github.com/cure53/09a81530a44f6b8173f545accc9ed07eThird Party Advisory
- https://wordpress.org/news/2016/05/wordpress-4-5-2/Patch, Vendor Advisory
- https://wpvulndb.com/vulnerabilities/8489Third Party Advisory
- http://www.plupload.com/punbb/viewtopic.php?pid=28690Vendor Advisory
- http://www.securitytracker.com/id/1035818Third Party Advisory, VDB Entry
- https://gist.github.com/cure53/09a81530a44f6b8173f545accc9ed07eThird Party Advisory
- https://wordpress.org/news/2016/05/wordpress-4-5-2/Patch, Vendor Advisory
- https://wpvulndb.com/vulnerabilities/8489Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-4566?
Cross-site scripting (XSS) vulnerability in plupload.flash.swf in Plupload before 2.1.9, as used in WordPress before 4.5.2, allows remote attackers to inject arbitrary web script or HTML via a Same-Origin Method Execution (SOME) attack.
How severe is CVE-2016-4566?
Severity scoring for CVE-2016-4566 is pending analysis. The EPSS model estimates a 5.36% probability of exploitation in the next 30 days.
How do I fix CVE-2016-4566?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2016-4566?
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Scan your code nowSource: NVD / NIST