WordPress security changelog
MEDIUM CVE-2018-5214 Modified

Add Link To Facebook: Cross-site scripting

Add Link To Facebook is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.

CVE / CNA score 5.4 CVSS · cve@mitre.org
NVD score 5.4 CVSS 3.0 · nvd@nist.gov
Component
Add Link To Facebook
Plugin slug
add-link-to-facebook
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Jan 04, 2018
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Jan 04, 2018 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update Add Link To Facebook to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

The "Add Link to Facebook" plugin through 2.3 for WordPress has XSS via the al2fb_facebook_id parameter to wp-admin/profile.php.

NVD vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary and upstream sources