XSS in Nextendweb Facebook Connect
CVE-2015-4413
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.027 (85.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- seclists.org/fulldisclosure/2015/Jun/70 (mailing-list, Exploit, Mailing List, Third Party Advisory)
- wordpress.org/plugins/nextend-facebook-connect/changelog/ (Third Party Advisory, Release Notes)
- packetstormsecurity.com/files/132425/WordPress-Nextend-Facebook-Connect-1.5.4-C… (Exploit, VDB Entry, Third Party Advisory)
- www.securityfocus.com/bid/75391 (VDB Entry, Third Party Advisory, vdb-entry)
- plugins.trac.wordpress.org/changeset (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2015-4413?
- CVE-2015-4413 is a vulnerability in Nextendweb Facebook Connect, classified under Cross-site Scripting. Published 2015-06-24.
- Is CVE-2015-4413 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.