CVE-2019-13340 Cross-site scripting in n/a

Medium 4.8 Published Updated

Stored XSS in MiniCMS allows attackers to steal user cookies via the post-edit content box.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-13340?

CVE-2019-13340 is a medium-severity cross-site scripting vulnerability in n/a, published on 5 Jul 2019. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

In MiniCMS V1.10, stored XSS was found in mc-admin/post-edit.php via the content box. An attacker can use it to get a user's cookie. This is different from CVE-2018-10296, CVE-2018-16233, CVE-2018-20520, and CVE-2019-13186.

Weakness: CWE-79

Which versions are affected by CVE-2019-13340?

It affects 1 product.

Products include 1234n Minicms.

How do I fix CVE-2019-13340?

No fix has been published for CVE-2019-13340 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-2019-13340 being exploited?

There is no known exploitation of CVE-2019-13340 in the wild and no public exploit code.

Sources

Also known as GHSA-4jqp-jwwp-p9cj.

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