CVE-2017-20289 Broadstreet Ad Widget WordPress Plugin < 2.12.0 Local File Inclusion via step parameter
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2017-20289?
CVE-2017-20289 is a high-severity vulnerability in Broadstreet Ad Widget, published on 22 Oct 2026.
Official description
Broadstreet Ad Widget plugin for WordPress 2.2.0 before 2.12.0 contains a local file inclusion vulnerability that allows authenticated users to execute attacker-chosen PHP files by passing unsanitized input to require in views/modal/index.php. Attackers can supply directory traversal sequences in the 'step' parameter, optionally with a null byte, to include local files and execute PHP code. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-19.
Weakness: CWE-98
Which versions are affected by CVE-2017-20289?
How do I fix CVE-2017-20289?
No fix has been published for CVE-2017-20289 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-20289 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-20289 exists.
Sources
Also known as GHSA-p32h-85vq-6f9p.