WordPress security changelog
MEDIUM CVE-2021-39322 Modified

Easy Social Icons: Cross-site scripting

Easy Social Icons 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 6.1 CVSS 3.1 · security@wordfence.com
NVD score 4.3 CVSS 2.0 · nvd@nist.gov
Component
Easy Social Icons
Plugin slug
easy-social-icons
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Sep 02, 2021
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Sep 02, 2021 and is one of 6 known issues for this plugin.

Update, patch or deactivate.

Update Easy Social Icons 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 Easy Social Icons plugin <= 3.0.8 for WordPress echoes out the raw value of `$_SERVER['PHP_SELF']` in its main file. On certain configurations including Apache+modPHP this makes it possible to use it to perform a reflected Cross-Site Scripting attack by injecting malicious code in the request path.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

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

Primary and upstream sources