CVE-2021-25120 Easy Social Feed < 6.2.7 - Reflected Cross-Site Scripting

What is CVE-2021-25120?

CVE-2021-25120 is a medium-severity cross-site scripting vulnerability in Unknown Easy Social Feed Pro, published on 18 Apr 2022. 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 Easy Social Feed Free and Pro WordPress plugins before 6.2.7 do not sanitise some of their parameters used via AJAX actions before outputting them back in the response, leading to Reflected Cross-Site Scripting issues

Weakness: CWE-79

Which versions are affected by CVE-2021-25120?

It affects 1 product.

Products include Easysocialfeed Easy Social Feed.

How do I fix CVE-2021-25120?

No fix has been published for CVE-2021-25120 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-2021-25120 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-25120 exists.

Public exploit code: 1 Nuclei template.

Other vulnerabilities in Unknown Easy Social Feed Pro

• CVE-2024-30180 WordPress Easy Social Feed plugin <= 6.5.3 - Cross Site Scripting (XSS) vulnerability Medium 6.5
• CVE-2024-1278 Cross-site scripting in Easy Social Feed – Social Photos Gallery and Post Feed for WordPress Medium 6.4
• CVE-2024-1213 Easy Social Feed <= 6.5.4 - Cross-Site Request Forgery Medium 5.4
• CVE-2022-4474 Easy Social Feed – Social Photos Gallery – Post Feed – Like Box < 6.4.0 - Contributor+ Stored XSS Medium 5.4
• CVE-2024-1219 Easy Social Feed < 6.5.6 - Contributor+ Stored XSS Medium 5.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-vvmg-r8xj-p43w.