GitStock

cosenary/instagram-php-api · Security

Cosenary Instagram-PHP-API contains reflected XSS vulnerability

GHSA ID
GHSA-gcv6-2v9c-rj48
CVE ID
CVE-2019-14470
Severity
medium
Published
Updated
CVSS
6.1 · CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v3
6.1 · CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

cosenary Instagram-PHP-API (aka Instagram PHP API V2), used in the UserPro plugin through 4.9.32 for WordPress, is vulnerable to cross-site scripting via the example/success.php error_description parameter.

Vulnerable code:

    if (isset($_GET['error'])) {
        echo 'An error occurred: ' . $_GET['error_description'];
    }

Proof-of-Concept:

https://domain.tld/wp-content/plugins/userpro/lib/instagram/vendor/cosenary/instagram/example/success.php?error=&error_description=<PAYLOAD>

References