CVE-2011-5106

NUCLEI

Flexible Custom Post Type < 0.1.7 - Cross-Site Scripting via edit-post.php id Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2011-5106. PoCs published by Am!r. A Nuclei detection template is also available.

AI-analyzed exploit summary The exploit describes a cross-site scripting (XSS) vulnerability in the Flexible Custom Post Type plugin for WordPress. It fails to sanitize user-supplied input, allowing arbitrary script execution in the context of the affected site.

Description

Cross-site scripting (XSS) vulnerability in edit-post.php in the Flexible Custom Post Type plugin before 0.1.7 for WordPress allows remote attackers to inject arbitrary web script or HTML via the id parameter.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Am!r · textwebappsphp
https://www.exploit-db.com/exploits/36317

The exploit describes a cross-site scripting (XSS) vulnerability in the Flexible Custom Post Type plugin for WordPress. It fails to sanitize user-supplied input, allowing arbitrary script execution in the context of the affected site.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Flexible Custom Post Type plugin for WordPress
No auth needed
Prerequisites: Access to the vulnerable plugin endpoint
MITRE ATT&CK
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

Nuclei Templates (1)

WordPress Plugin Flexible Custom Post Type < 0.1.7 - Cross-Site Scripting
MEDIUMby daffainfo

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/71415
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/50719
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/520542/100/0/threaded

Scores

EPSS 0.1090
EPSS Percentile 95.3%

Details

CWE
CWE-79
Status published
Products (4)
fractalia/flexible_custom_post_type 0.1
fractalia/flexible_custom_post_type 0.1.3
fractalia/flexible_custom_post_type 0.1.4
fractalia/flexible_custom_post_type 0.1.5
Published Aug 23, 2012
Tracked Since Feb 18, 2026