CVE-2026-11798 Cross-site scripting in Social Share, Social Login and Social Comments Plugin – Super Socializer
Unauthenticated attackers can inject arbitrary web scripts via the heateor_mastodon_share parameter, executing code in victim browsers.
- 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-2026-11798?
CVE-2026-11798 is a medium-severity cross-site scripting vulnerability in the_champ Social Share, Social Login and Social Comments Plugin – Super Socializer, published on 8 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 Social Share, Social Login and Social Comments Plugin – Super Socializer plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'heateor_mastodon_share' parameter in all versions up to, and including, 7.14.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Weakness: CWE-79
Which versions are affected by CVE-2026-11798?
How do I fix CVE-2026-11798?
No fix has been published for CVE-2026-11798 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-2026-11798 being exploited?
There is no known exploitation of CVE-2026-11798 in the wild and no public exploit code.
Sources
Also known as GHSA-4f3m-h538-6f53.