PT-2015-6581 · Nextend · Nextend Facebook Connect

Liran Segal · Published 2015-06-24 · Updated 2019-06-25 · CVE-2015-4413

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions Nextend Facebook Connect plugin versions prior to 1.5.6

Description The issue is related to a cross-site scripting (XSS) vulnerability. It allows remote attackers to inject arbitrary web script or HTML via the redirect to parameter in the new fb sign button function.

Recommendations For versions prior to 1.5.6, update to version 1.5.6 or later to resolve the issue. As a temporary workaround, consider restricting access to the new fb sign button function in the nextend-facebook-connect.php file until the update is applied. Avoid using the redirect to parameter in the affected function until the issue is resolved.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2015-4413

Affected Products

Nextend Facebook Connect

References · 7

• 🔥 http://seclists.org/fulldisclosure/2015/Jun/70 · Exploit
• 🔥 http://packetstormsecurity.com/files/132425/WordPress-Nextend-Facebook-Connect-1.5.4-Cross-Site-Scripting.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2015-4413 · Security Note
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=1178751%40nextend-facebook-connect&old=1060317%40nextend-facebook-connect&sfp_email=&sfph_mail= · Patch
• http://securityfocus.com/bid/75391 · Note
• https://wordpress.org/plugins/nextend-facebook-connect/changelog · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4413 · Note