CVE-2018-5668 Cross-site scripting in n/a

Medium 4.8 Published Updated

Cross-site scripting vulnerability in the read-and-understood WordPress plugin allows attackers to inject malicious scripts via a specific admin parameter.

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-2018-5668?

CVE-2018-5668 is a medium-severity cross-site scripting vulnerability in n/a, published on 13 Jan 2018. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

An issue was discovered in the read-and-understood plugin 2.1 for WordPress. XSS exists via the wp-admin/options-general.php rnu_username_validation_title parameter.

Weakness: CWE-79

Which versions are affected by CVE-2018-5668?

It affects 1 product.

Products include Read and Understood Project Read and Understood.

How do I fix CVE-2018-5668?

No fix has been published for CVE-2018-5668 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-2018-5668 being exploited?

There is no known exploitation of CVE-2018-5668 in the wild and no public exploit code.

Sources

Also known as GHSA-h2w3-3v29-hvwp.

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