# CVE-2021-24269: Sina Extension for Elementor < 3.3.12 - Contributor+ Stored XSS

> Contributors can inject malicious scripts via vulnerable widgets in the Sina Extension for Elementor plugin, potentially compromising site visitors.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 5 May 2021
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-pjqf-p7cw-pv8c

## What is CVE-2021-24269?

CVE-2021-24269 is a medium-severity cross-site scripting vulnerability in Unknown Sina Extension for Elementor, published on 5 May 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

The “Sina Extension for Elementor” WordPress Plugin before 3.3.12 has several widgets that are vulnerable to stored Cross-Site Scripting (XSS) by lower-privileged users such as contributors, all via a similar method.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2021-24269?

It affects 1 product.


Products: Sinaextra Sina Extension for Elementor.

## How do I fix CVE-2021-24269?

No fix has been published for CVE-2021-24269 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-24269 being exploited?

There is no known exploitation of CVE-2021-24269 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Sina Extension for Elementor

- [CVE-2025-49262](https://insights.sbomify.com/CVE-2025-49262/): WordPress Sina Extension for Elementor plugin <= 3.6.1 - Cross Site Scripting (XSS) Vulnerability (high 7.6)
- [CVE-2019-15839](https://insights.sbomify.com/CVE-2019-15839/): Path traversal in n/a (high 7.5)
- [CVE-2024-35703](https://insights.sbomify.com/CVE-2024-35703/): WordPress Sina Extension for Elementor plugin <= 3.5.3 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-34384](https://insights.sbomify.com/CVE-2024-34384/): WordPress Sina Extension for Elementor plugin <= 3.5.1 - Local File Inclusion vulnerability (medium 6.5)
- [CVE-2024-29935](https://insights.sbomify.com/CVE-2024-29935/): WordPress Sina Extension for Elementor plugin <= 3.5.0 - Cross Site Scripting (XSS) vulnerability (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-24269 and fix it if it is affected.

What it is: CVE-2021-24269 is a medium-severity cross-site scripting vulnerability in Unknown Sina Extension for Elementor, published on 5 May 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2021-24269 in the wild and no public exploit code.

Affected product: Unknown Sina Extension for Elementor. 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-2021-24269/ (Markdown: https://insights.sbomify.com/CVE-2021-24269/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-24269
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-24269
- OSV: https://osv.dev/vulnerability/CVE-2021-24269

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-24269/
Summaries are generated and may contain mistakes; the official description above is the record.