WordPress security changelog
MEDIUM CVE-2020-11508 Modified

Wp Lead Plus X: Cross-site scripting

Wp Lead Plus X 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 3.1 · nvd@nist.gov
Component
Wp Lead Plus X
Plugin slug
wp-lead-plus-x
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Apr 07, 2020
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Apr 07, 2020 and is one of 2 known issues for this plugin.

Update, patch or deactivate.

Update Wp Lead Plus X 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

An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows logged-in users with minimal permissions to create or replace existing pages with a malicious page containing arbitrary JavaScript via the wp_ajax_core37_lp_save_page (aka core37_lp_save_page) AJAX action.

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

Primary and upstream sources