CVE-2019-14470 Cosenary Instagram-PHP-API contains reflected XSS vulnerability

Medium 6.1 Published Updated

Cross-site scripting in the UserPro WordPress plugin allows attackers to inject malicious scripts via the error_description parameter in the Instagram API integration.

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-2019-14470?

CVE-2019-14470 is a medium-severity cross-site scripting vulnerability in n/a, published on 4 Sep 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

cosenary Instagram-PHP-API (aka Instagram PHP API V2), as used in the UserPro plugin through 4.9.32 for WordPress, has XSS via the example/success.php error_description parameter.

Weakness: CWE-79

Which versions are affected by CVE-2019-14470?

2 open source packages ship an affected version, including cosenary/instagram. It affects 2 products.

PackageAffectedFixed in
cosenary/instagram PackagistAll versions to 2.3None
cosenary/instagram PackagistAll versions to 2.3None

Products include Instagram-Php-Api Project Instagram-Php-Api, Userproplugin User Pro.

How do I fix CVE-2019-14470?

No fix has been published for CVE-2019-14470 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-2019-14470 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-14470 exists.

Public exploit code: 1 Exploit-DB entry and 1 Nuclei template.

Sources

Also known as GHSA-gcv6-2v9c-rj48.

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