CVE-2026-89047 Social Media Share Buttons & Social Sharing Icons <= 3.0.1 - Reflected DOM-Based Cross-Site Scripting via URL
Unauthenticated attackers can inject arbitrary scripts via URL, executing code when mobile users click the WeChat share icon.
- 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-2026-89047?
CVE-2026-89047 is a medium-severity cross-site scripting vulnerability in inisev Social Media Share Buttons & Social Sharing Icons, published on 1 Oct 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 Media Share Buttons & Social Sharing Icons plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via URL in all versions up to, and including, 3.0.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires the victim to be on a mobile user-agent and to click the WeChat share icon, though once the dialog opens, script execution is automatic and requires no further user interaction.
Weakness: CWE-79
Which versions are affected by CVE-2026-89047?
How do I fix CVE-2026-89047?
No fix has been published for CVE-2026-89047 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-2026-89047 being exploited?
There is no known exploitation of CVE-2026-89047 in the wild and no public exploit code.
Sources
Also known as GHSA-85vv-xjp4-x52m.