CVE-2019-17515 Cross-site scripting in n/a

Medium 6.1 Published Updated

Reflected XSS in CleanTalk plugin allows attackers to execute arbitrary JavaScript via malicious URLs targeting logged-in administrators.

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-2019-17515?

CVE-2019-17515 is a medium-severity cross-site scripting vulnerability in n/a, published on 13 Nov 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

The CleanTalk cleantalk-spam-protect plugin before 5.127.4 for WordPress is affected by: Cross Site Scripting (XSS). The impact is: Allows an attacker to execute arbitrary HTML and JavaScript code via the from or till parameter. The component is: inc/cleantalk-users.php and inc/cleantalk-comments.php. The attack vector is: When the Administrator is logged in, a reflected XSS may execute upon a click on a malicious URL.

Weakness: CWE-79

Which versions are affected by CVE-2019-17515?

It affects 1 product.

Products include Cleantalk Spam Protection\, Antispam\, Firewall.

How do I fix CVE-2019-17515?

No fix has been published for CVE-2019-17515 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-2019-17515 being exploited?

There is no known exploitation of CVE-2019-17515 in the wild and no public exploit code.

Sources

Also known as GHSA-prq5-5f99-j98g.

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