# CVE-2023-6294: popup-builder < 4.2.6 - Admin+ SSRF & File Read

> Administrators can perform Server-Side Request Forgery and read files in Multisite WordPress configurations using the Popup Builder plugin.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 12 Feb 2024
- **Updated:** 24 Apr 2025
- **Also known as:** GHSA-cc2p-f3qf-3fr6

## What is CVE-2023-6294?

CVE-2023-6294 is a high-severity server-side request forgery vulnerability in Unknown Popup Builder, published on 12 Feb 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Popup Builder WordPress plugin before 4.2.6 does not validate a parameter before making a request to it, which could allow users with the administrator role to perform SSRF attack in Multisite WordPress configurations.

Weakness: CWE-918 (Server-Side Request Forgery), CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2023-6294?

It affects 1 product.


Products: Sygnoos Popup Builder.

## How do I fix CVE-2023-6294?

No fix has been published for CVE-2023-6294 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-6294 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-6294 exists.

## Other vulnerabilities in Unknown Popup Builder

- [CVE-2022-0479](https://insights.sbomify.com/CVE-2022-0479/): Popup Builder < 4.1.1 - SQL Injection to Reflected Cross-Site Scripting (critical 9.8)
- [CVE-2020-9006](https://insights.sbomify.com/CVE-2020-9006/): SQL injection in n/a (critical 9.8)
- [CVE-2019-14695](https://insights.sbomify.com/CVE-2019-14695/): SQL injection in n/a (critical 9.8)
- [CVE-2021-25082](https://insights.sbomify.com/CVE-2021-25082/): Popup Builder < 4.0.7 - LFI to RCE (high 8.8)
- [CVE-2023-6696](https://insights.sbomify.com/CVE-2023-6696/): Missing authorization in Popup Builder – Create highly converting, mobile friendly marketing popups. (high 8.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-6294 and fix it if it is affected.

What it is: CVE-2023-6294 is a high-severity server-side request forgery vulnerability in Unknown Popup Builder, published on 12 Feb 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-6294 exists.

Affected product: Unknown Popup Builder. 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-2023-6294/ (Markdown: https://insights.sbomify.com/CVE-2023-6294/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-6294
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-6294
- OSV: https://osv.dev/vulnerability/CVE-2023-6294

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-6294/
Summaries are generated and may contain mistakes; the official description above is the record.