CVE-2023-5098 Campaign Monitor Forms < 2.5.6 - Subscriber+ Arbitrary Options Update
Low-privilege users can overwrite arbitrary site options, potentially causing denial of service or other issues.
- 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-2023-5098?
CVE-2023-5098 is a high-severity missing authorization vulnerability in Unknown Campaign Monitor Forms by Optin Cat, published on 31 Oct 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Campaign Monitor Forms by Optin Cat WordPress plugin before 2.5.6 does not prevent users with low privileges (like subscribers) from overwriting any options on a site with the string "true", which could lead to a variety of outcomes, including DoS.
Which versions are affected by CVE-2023-5098?
It affects 1 product.
Products include Fatcatapps Campaign Monitor Optin Cat.
How do I fix CVE-2023-5098?
No fix has been published for CVE-2023-5098 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2023-5098 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-5098 exists.
Sources
Also known as GHSA-8jvw-g6jp-rqqp.