PT-2020-13870 · Tc · Tc Custom Javascript Plugin

Published 2020-07-21 · Updated 2020-07-23 · CVE-2020-14063

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions TC Custom JavaScript plugin versions prior to 1.2.2

Description A stored Cross-Site Scripting (XSS) issue allows unauthenticated remote attackers to inject arbitrary JavaScript via the tccj-content parameter. This injected code is displayed in the page footer of every front-end page and executed in the browser of visitors.

Recommendations For TC Custom JavaScript plugin versions prior to 1.2.2, update to version 1.2.2 or later to resolve the issue. As a temporary workaround, consider disabling the plugin until a patch is available. Avoid using the tccj-content parameter in the affected plugin until the issue is resolved.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-14063

Affected Products

Tc Custom Javascript Plugin

References · 4

• 🔥 https://wordfence.com/blog/2020/07/high-severity-vulnerability-patched-in-tc-custom-javascript · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-14063 · Security Note
• https://osv.dev/vulnerability/CVE-2020-14063 · Vendor Advisory
• https://wordpress.org/plugins/tc-custom-javascript/#developers · Note