CVE-2018-16206 Cross-site scripting in spam-byebye

Medium 6.1 Published Updated

Remote attackers can inject arbitrary web script or HTML into the spam-byebye WordPress plugin, 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-2018-16206?

CVE-2018-16206 is a medium-severity cross-site scripting vulnerability in Yohsuke Ohkouchi spam-byebye, published on 13 Jan 2019. 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 vulnerability in WordPress plugin spam-byebye 2.2.1 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Weakness: CWE-79

Which versions are affected by CVE-2018-16206?

It affects 1 product.

Products include Ohtanz Spam-Byebye.

How do I fix CVE-2018-16206?

No fix has been published for CVE-2018-16206 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-2018-16206 being exploited?

There is no known exploitation of CVE-2018-16206 in the wild and no public exploit code.

Sources

Also known as GHSA-2pfr-hv6x-5c36.

Is CVE-2018-16206 in your software?

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