CVE-2026-93300 EventON - Subscriber <= 1.4.5 - Unauthenticated SQL Injection via 'email' Parameter

Q: What is CVE-2026-93300?

CVE-2026-93300 is a high-severity vulnerability in EventON - Subscriber, published on 20 Oct 2026.

Q: Is CVE-2026-93300 being exploited?

There is no known exploitation of CVE-2026-93300 in the wild and no public exploit code.

Q: How do I fix CVE-2026-93300?

No fix has been published for CVE-2026-93300 yet. Limit exposure of the affected software until one is available.

High 7.5 Published 20 Oct 2026 Updated 20 Oct 2026

Exploited in the wild: Not known
Fix: None listed

What is CVE-2026-93300?

CVE-2026-93300 is a high-severity vulnerability in EventON - Subscriber, published on 20 Oct 2026.

Official description

The EventON - Subscriber plugin for WordPress is vulnerable to generic SQL Injection via the 'email' parameter in all versions up to, and including, 1.4.5 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Weakness: CWE-89

Which versions are affected by CVE-2026-93300?

How do I fix CVE-2026-93300?

No fix has been published for CVE-2026-93300 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-93300 being exploited?

There is no known exploitation of CVE-2026-93300 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-xm9h-7j4x-37fx.