CVE-2017-6511 Cross-site scripting in n/a

Medium 6.1 Published Updated

Reflected XSS in FineCMS allows attackers to inject malicious scripts via the action parameter, 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-2017-6511?

CVE-2017-6511 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 Mar 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

andrzuk/FineCMS before 2017-03-06 is vulnerable to a reflected XSS in index.php because of missing validation of the action parameter in application/classes/application.php.

Weakness: CWE-79

Which versions are affected by CVE-2017-6511?

It affects 1 product.

Products include Finecms Project Finecms.

How do I fix CVE-2017-6511?

No fix has been published for CVE-2017-6511 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-2017-6511 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-6511 exists.

Sources

Also known as GHSA-p23r-wwxc-q73r.

Is CVE-2017-6511 in your software?

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