CVE-2017-14723 SQL injection in n/a
WordPress core mishandled SQL placeholders, allowing plugins or themes to introduce SQL injection vulnerabilities that attackers could exploit to read or modify database contents.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-14723?
CVE-2017-14723 is a critical SQL injection vulnerability in Wordpress Wordpress, published on 23 Sep 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Before version 4.8.2, WordPress mishandled % characters and additional placeholder values in $wpdb->prepare, and thus did not properly address the possibility of plugins and themes enabling SQL injection attacks.
Weakness: CWE-89
Which versions are affected by CVE-2017-14723?
It affects 1 product.
Products include Wordpress Wordpress.
How do I fix CVE-2017-14723?
Upgrade to a fixed version.
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-2017-14723 being exploited?
There is no known exploitation of CVE-2017-14723 in the wild and no public exploit code.
Other vulnerabilities in Wordpress Wordpress
Sources
Also known as DEBIAN-CVE-2017-14723, GHSA-4f8m-x9c7-gvcq, UBUNTU-CVE-2017-14723.