CVE-2023-26782 Code injection in n/a

Medium 6.5 Published 28 Apr 2023 Updated 31 Jan 2025

Remote attackers can cause denial of service in mccms via the backend cache configuration interface due to improper neutralization of special elements.

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-2023-26782?

CVE-2023-26782 is a medium-severity code injection vulnerability in n/a, published on 28 Apr 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An issue discovered in mccms 2.6.1 allows remote attackers to cause a denial of service via Backend management interface ->System Configuration->Cache Configuration->Cache security characters.

Weakness: CWE-94

Which versions are affected by CVE-2023-26782?

It affects 1 product.

Products include Chshcms Mccms.

How do I fix CVE-2023-26782?

No fix has been published for CVE-2023-26782 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2023-26782 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-26782 exists.

Sources

Also known as GHSA-q5wj-v48m-ch2m.