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

> Attackers can execute arbitrary scripts in victim browsers via unsanitized AJAX parameters in the Easy Social Feed WordPress plugin.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **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 available:** No
- **Published:** 18 Apr 2022
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-vvmg-r8xj-p43w

## 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 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2021-25120?

It affects 1 product.


Products: 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.

## 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:

- Easy Social Feed < 6.2.7 - Cross-Site Scripting (nuclei): http/cves/2021/CVE-2021-25120.yaml

## Other vulnerabilities in Unknown Easy Social Feed Pro

- [CVE-2024-30180](https://insights.sbomify.com/CVE-2024-30180/): WordPress Easy Social Feed plugin <= 6.5.3 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-1278](https://insights.sbomify.com/CVE-2024-1278/): Cross-site scripting in Easy Social Feed – Social Photos Gallery and Post Feed for WordPress (medium 6.4)
- [CVE-2024-1213](https://insights.sbomify.com/CVE-2024-1213/): Easy Social Feed <= 6.5.4 - Cross-Site Request Forgery (medium 5.4)
- [CVE-2022-4474](https://insights.sbomify.com/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](https://insights.sbomify.com/CVE-2024-1219/): Easy Social Feed < 6.5.6 - Contributor+ Stored XSS (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-25120 and fix it if it is affected.

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

Affected product: Unknown Easy Social Feed Pro. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2021-25120/ (Markdown: https://insights.sbomify.com/CVE-2021-25120/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-25120
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-25120
- OSV: https://osv.dev/vulnerability/CVE-2021-25120

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-25120/
Summaries are generated and may contain mistakes; the official description above is the record.