CVE-2023-40876 Cross-site scripting in n/a
An attacker can inject malicious scripts via the title parameter in DedeCMS, potentially leading to session hijacking or code execution.
- 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-2023-40876?
CVE-2023-40876 is a medium-severity cross-site scripting vulnerability in Dedecms Dedecms, published on 24 Aug 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
DedeCMS up to and including 5.7.110 was discovered to contain a cross-site scripting (XSS) vulnerability at /dede/freelist_add.php via the title parameter.
Weakness: CWE-79
Which versions are affected by CVE-2023-40876?
It affects 1 product.
Products include Dedecms Dedecms.
How do I fix CVE-2023-40876?
No fix has been published for CVE-2023-40876 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-2023-40876 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-40876 exists.
Other vulnerabilities in Dedecms Dedecms
Sources
Also known as GHSA-xvqm-2ccw-fmg4.