WordPress security changelog
MEDIUM CVE-2022-1567 Modified

WP-JS: Cross-site scripting

WP-JS 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 6.1 CVSS 3.1 · nvd@nist.gov
Component
WP-JS
Plugin slug
wp-js
Affected
See vendor advisory
Safe version
See mitigation notes
Published
May 10, 2022
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published May 10, 2022 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update WP-JS 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 WP-JS plugin for WordPress contains a script called wp-js.php with the function wp_js_admin, that accepts unvalidated user input and echoes it back to the user. This can be used for reflected Cross-Site Scripting in versions up to, and including, 2.0.6.

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

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

Primary and upstream sources