CVE-2012-3578
Unrestricted file upload vulnerability in html/Upload.php in the FCChat Widget plugin 2.2.13.1...
Unrestricted file upload vulnerability in html/Upload.php in the FCChat Widget plugin 2.2.13.1 and earlier for WordPress allows remote attackers to execute arbitrary code by uploading a file with a file with an executable extension followed by a safe extension, then accessing it via a direct request to the file in html/images.
Exploit likelihood
What each source reports
NVD Score used
Unrestricted file upload vulnerability in html/Upload.php in the FCChat Widget plugin 2.2.13.1 and earlier for WordPress allows remote attackers to execute arbitrary code by uploading a file with a file with an executable extension followed by a safe extension, then accessing it via a direct request to the file in html/images.
- Record
CVE-2012-3578- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
Unrestricted file upload vulnerability in html/Upload.php in the FCChat Widget plugin 2.2.13.1 and earlier for WordPress allows remote attackers to execute arbitrary code by uploading a file with a file with an executable extension followed by a safe extension, then accessing it via a direct request to the file in html/images.
- Record
CVE-2012-3578- Updated
- 2026-11-02
EUVDEUVD-2012-3525 No score
Unrestricted file upload vulnerability in html/Upload.php in the FCChat Widget plugin 2.2.13.1 and earlier for WordPress allows remote attackers to execute arbitrary code by uploading a file with a file with an executable extension followed by a safe extension, then accessing it via a direct request to the file in html/images.
- Record
EUVD-2012-3525- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x4cj-m7cx-w8jr No score
Unrestricted file upload vulnerability in html/Upload.php in the FCChat Widget plugin 2.2.13.1...
Unrestricted file upload vulnerability in html/Upload.php in the FCChat Widget plugin 2.2.13.1 and earlier for WordPress allows remote attackers to execute arbitrary code by uploading a file with a file with an executable extension followed by a safe extension, then accessing it via a direct request to the file in html/images.
- Record
GHSA-x4cj-m7cx-w8jr- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | WordPress Plugin FCChat Widget 2.2.x - 'upload.php' Arbitrary File Upload | 2012-06-07 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-3578 is a medium vulnerability (CVSS 6.8) in Wordpress Fcchat Widget, published June 17, 2012. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 8.26%, the 94th percentile. No source names a fixed version.
References
packetstormsecurity.org/files/113323/WordPress-FCChat-Widget-2.x-Shell-Upload.html
secunia.com/advisories/49419
securityfocus.com/bid/53855
opensyscom.fr/Actualites/wordpress-plugins-fcchat-widget-shell-upload-vulnerability.html
exchange.xforce.ibmcloud.com/vulnerabilities/76123
nvd.nist.gov/vuln/detail/CVE-2012-3578
github.com/advisories/GHSA-x4cj-m7cx-w8jr