CVE-2026-54185 WordPress Cornerstone plugin < 7.8.8 - SQL Injection vulnerability
A subscriber can exploit a SQL injection vulnerability in the Cornerstone plugin to read or modify database contents.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-54185?
CVE-2026-54185 is a high-severity SQL injection vulnerability in THEMECO Cornerstone, published on 17 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Subscriber SQL Injection in Cornerstone < 7.8.8 versions.
Weakness: CWE-89
Which versions are affected by CVE-2026-54185?
How do I fix CVE-2026-54185?
No fix has been published for CVE-2026-54185 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2026-54185 being exploited?
There is no known exploitation of CVE-2026-54185 in the wild and no public exploit code.
Sources
Also known as GHSA-w7vq-93h2-r7jj.