CVE-2020-14063

MEDIUM 6.1CVE-2020-14063 · Published 21/07/2020 · updated 17/06/2026

In short

CVE-2020-14063 is a MEDIUM (CVSS 6.1) vulnerability affecting tc custom javascript (tc custom javascript project).
Chance of exploitation in the next 30 days (EPSS): 1.4%, higher than 72.0% of all vulnerabilities.
Fix: update to 1.2.2 or later.

Package	Affected versions	Patched versions
tc custom javascript tc_custom_javascript_project	`< 1.2.2`	`1.2.2`

Description

A stored Cross-Site Scripting (XSS) vulnerability in the TC Custom JavaScript plugin before 1.2.2 for WordPress allows unauthenticated remote attackers to inject arbitrary JavaScript via the tccj-content parameter. This is displayed in the page footer of every front-end page and executed in the browser of visitors.

References

wordpress.org/plugins/tc-custom-javascript · Release Notes
wordfence.com/blog/2020/07/high-severity-vulnerability-patched-in-tc-custom-javascript · Exploit

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