2021-24428 | RSS for Yandex Turbo Plugin unfiltered_html cross site scripting
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A vulnerability classified as problematic was found in RSS for Yandex Turbo Plugin up to 1.30 on WordPress (WordPress Plugin). This vulnerability affects the function
unfiltered_html. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. As an impact it is known to affect integrity. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors. CVE summarizes:
The RSS for Yandex Turbo WordPress plugin through 1.30 does not sanitise or escape some of its settings before saving and outputing them in the admin dashboard, leading to an Authenticated Stored Cross-Site Scripting issue even when the unfiltered_html capability is disallowed.
The weakness was released 08/02/2021. The advisory is available at wpscan.com. This vulnerability was named CVE-2021-24428 since 01/14/2021. The exploitation appears to be easy. The attack can be initiated remotely. The successful exploitation needs a single authentication. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4
Status: Not defined
0-Day Time: 🔒
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