CVE-2017-17949 Cross-site scripting in n/a

Medium 6.1 Published 28 Dec 2017 Updated 16 Sep 2024

Cross-site scripting vulnerability in Cells Blog allows attackers to inject malicious scripts via the fmid parameter, potentially compromising user sessions.

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-2017-17949?

CVE-2017-17949 is a medium-severity cross-site scripting vulnerability in n/a, published on 28 Dec 2017. 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

Cells Blog 3.5 has XSS via the pub_readpost.php fmid parameter.

Weakness: CWE-79

Which versions are affected by CVE-2017-17949?

It affects 1 product.

Products include Cells Blog.

How do I fix CVE-2017-17949?

No fix has been published for CVE-2017-17949 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-2017-17949 being exploited?

There is no known exploitation of CVE-2017-17949 in the wild and no public exploit code.

Sources

Also known as GHSA-w2vg-2g93-23j6.