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CVE-2015-4413

4.3 · MEDIUM

Cross-site scripting (XSS) vulnerability in the new_fb_sign_button function in nextend-facebook-connect.php in Nextend Facebook Connect plugin before 1.5.6 for WordPress allows remote attackers to…

Published Jun 24, 2015nextendwebCWE-79EPSS 2.70%

Overview

CVE-2015-4413 is a medium-severity vulnerability affecting nextendweb facebook_connect. It was published on June 24, 2015 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Cross-site scripting (XSS) vulnerability in the new_fb_sign_button function in nextend-facebook-connect.php in Nextend Facebook Connect plugin before 1.5.6 for WordPress allows remote attackers to inject arbitrary web script or HTML via the redirect_to parameter.

Remediation

Check the references section for vendor advisories and patches from nextendweb. Update facebook_connect 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

VendorProductVersionsStatus
nextendwebfacebook_connect>= 0, < 1.5.6Affected

References

Refpacketstormsecurity.com/files/132425/WordPress-Nextend-Facebook-Connect-1.5.4-Cross-Site-Scripting.htmlRefseclists.org/fulldisclosure/2015/Jun/70Refwww.securityfocus.com/bid/75391Refplugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=1178751%40nextend-facebook-connect&old=1060317%40nextend-facebook-connect&sfp_email=&sfph_mail=Refwordpress.org/plugins/nextend-facebook-connect/changelog/Refpacketstormsecurity.com/files/132425/WordPress-Nextend-Facebook-Connect-1.5.4-Cross-Site-Scripting.htmlRefseclists.org/fulldisclosure/2015/Jun/70Refwww.securityfocus.com/bid/75391Refplugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=1178751%40nextend-facebook-connect&old=1060317%40nextend-facebook-connect&sfp_email=&sfph_mail=Refwordpress.org/plugins/nextend-facebook-connect/changelog/

How CyberStrike helps

Frequently asked questions

What is CVE-2015-4413?

CVE-2015-4413 is a medium-severity vulnerability affecting nextendweb facebook_connect. It was published on June 24, 2015 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2015-4413?

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-4413?

Check the references section for vendor advisories and patches from nextendweb. Update facebook_connect 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-2015-4413?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-4413 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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