CVE-2019-15827 Cross-site scripting in n/a
Cross-site scripting vulnerability in the OneSignal WordPress plugin allows attackers to inject malicious scripts via the subdomain parameter.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-15827?
CVE-2019-15827 is a medium-severity cross-site scripting vulnerability in n/a, published on 30 Aug 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The onesignal-free-web-push-notifications plugin before 1.17.8 for WordPress has XSS via the subdomain parameter.
Weakness: CWE-79
Which versions are affected by CVE-2019-15827?
It affects 1 product.
Products include Onesignal Onesignal-Free-Web-Push-Notifications.
How do I fix CVE-2019-15827?
No fix has been published for CVE-2019-15827 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-2019-15827 being exploited?
There is no known exploitation of CVE-2019-15827 in the wild and no public exploit code.
Sources
Also known as GHSA-7wqj-39p4-cqvr.