CVE-2023-49492 Cross-site scripting in n/a

Medium 6.1 Published 7 Dec 2023 Updated 9 Oct 2024

Attackers can execute arbitrary scripts in victim browsers via the imgstick parameter in DedeCMS selectimages.php.

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-2023-49492?

CVE-2023-49492 is a medium-severity cross-site scripting vulnerability in Dedecms Dedecms, published on 7 Dec 2023. 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

DedeCMS v5.7.111 was discovered to contain a reflective cross-site scripting (XSS) vulnerability via the imgstick parameter at selectimages.php.

Weakness: CWE-79

Which versions are affected by CVE-2023-49492?

It affects 1 product.

Products include Dedecms Dedecms.

How do I fix CVE-2023-49492?

No fix has been published for CVE-2023-49492 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-2023-49492 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-49492 exists.

All Dedecms Dedecms vulnerabilities

Sources

Also known as GHSA-vxg9-5q6v-5mj6.