WordPress security changelog
MEDIUM CVE-2021-24623 Modified

WordPress Advanced Ticket System, Elite Support Helpdesk: Cross-site scripting

WordPress Advanced Ticket System, Elite Support Helpdesk 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 4.8 CVSS · contact@wpscan.com
NVD score 4.8 CVSS 3.1 · nvd@nist.gov
Component
WordPress Advanced Ticket System, Elite Support Helpdesk
Plugin slug
wordpress-advanced-ticket-system
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Sep 13, 2021
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Sep 13, 2021 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update WordPress Advanced Ticket System, Elite Support Helpdesk 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 WordPress Advanced Ticket System, Elite Support Helpdesk WordPress plugin before 1.0.64 does not sanitize or escape form values before saving to the database or when outputting, which allows high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

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

Primary and upstream sources