CVE-2026-12869 Header Footer Builder for Elementor < 1.2.1 - Contributor+ Stored XSS via Template Import
Contributors can inject JavaScript via template import, leading to stored XSS that executes in administrator sessions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-12869?
CVE-2026-12869 is a medium-severity cross-site scripting vulnerability in Unknown Header Footer Builder for Elementor, published on 16 Jul 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The Header Footer Builder for Elementor WordPress plugin before 1.2.1 does not require an administrative capability for its dashboard template-import action (it allows any edit_posts user), so a Contributor can import a template containing an Elementor HTML widget configured to display site-wide, injecting JavaScript that executes in the session of any visitor or administrator who loads the site.
Weakness: CWE-79
Which versions are affected by CVE-2026-12869?
How do I fix CVE-2026-12869?
No fix has been published for CVE-2026-12869 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-12869 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-12869 exists.
Sources
Also known as GHSA-mm7h-qq6c-6h9w.