CVE-2021-29313 Cross-site scripting in n/a

Medium 6.1 Published 17 Aug 2021 Updated 3 Aug 2024

Cross-site scripting in SeaCMS admin video parameters allows attackers to inject scripts, potentially leading to session hijacking or code execution.

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-2021-29313?

CVE-2021-29313 is a medium-severity cross-site scripting vulnerability in Seacms Seacms, published on 17 Aug 2021. 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

Cross Site Scripting (XSS) vulnerability exists in SeaCMS 12.6 via the (1) v_company and (2) v_tvs parameters in /admin_video.php,

Weakness: CWE-79

Which versions are affected by CVE-2021-29313?

It affects 1 product.

Products include Seacms Seacms.

How do I fix CVE-2021-29313?

No fix has been published for CVE-2021-29313 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-2021-29313 being exploited?

There is no known exploitation of CVE-2021-29313 in the wild and no public exploit code.

All Seacms Seacms vulnerabilities

Sources

Also known as GHSA-xmjh-q998-8xf2.