CVE-2019-18834 Cross-site scripting in n/a
Remote attackers can execute arbitrary JavaScript via persistent XSS in WooCommerce Subscriptions plugin billing details handling.
- 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-2019-18834?
CVE-2019-18834 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Jul 2020. 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
Persistent XSS in the WooCommerce Subscriptions plugin before 2.6.3 for WordPress allows remote attackers to execute arbitrary JavaScript because Billing Details are mishandled in WCS_Admin_Post_Types in class-wcs-admin-post-types.php.
Weakness: CWE-79
Which versions are affected by CVE-2019-18834?
It affects 1 product.
Products include Woocommerce Subscriptions.
How do I fix CVE-2019-18834?
No fix has been published for CVE-2019-18834 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-2019-18834 being exploited?
There is no known exploitation of CVE-2019-18834 in the wild and no public exploit code.
Sources
Also known as GHSA-h2jc-jq9c-94x8.