# CVE-2022-47605: WordPress Custom 404 Pro Plugin <= 3.7.0 is vulnerable to SQL Injection (SQLi)

> Authenticated attackers can exploit SQL injection in the Custom 404 Pro plugin to read or modify database contents.

- **Severity:** High 8.3 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 12 Apr 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-jpg4-8c5p-qm22

## What is CVE-2022-47605?

CVE-2022-47605 is a high-severity SQL injection vulnerability in Kunal Nagar Custom 404 Pro, published on 12 Apr 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official description

Auth. SQL Injection') vulnerability in Kunal Nagar Custom 404 Pro plugin <= 3.7.0 versions.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2022-47605?

It affects 1 product.


Products: Kunalnagar Custom 404 Pro.

## How do I fix CVE-2022-47605?

No fix has been published for CVE-2022-47605 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-47605 being exploited?

There is no known exploitation of CVE-2022-47605 in the wild and no public exploit code.

## Other vulnerabilities in Kunal Nagar Custom 404 Pro

- [CVE-2023-2032](https://insights.sbomify.com/CVE-2023-2032/): Custom 404 Pro < 3.8.1 - Multiple SQL Injection (critical 9.8)
- [CVE-2024-39646](https://insights.sbomify.com/CVE-2024-39646/): WordPress Custom 404 Pro plugin <= 3.11.1 - Reflected Cross Site Scripting (XSS) vulnerability (high 7.1)
- [CVE-2023-51540](https://insights.sbomify.com/CVE-2023-51540/): WordPress Custom 404 Pro Plugin <= 3.10.0 is vulnerable to Cross Site Scripting (XSS) (high 7.1)
- [CVE-2023-2023](https://insights.sbomify.com/CVE-2023-2023/): Custom 404 Pro < 3.7.3 - Reflected Cross-Site Scripting (medium 6.1)
- [CVE-2019-15838](https://insights.sbomify.com/CVE-2019-15838/): Cross-site scripting in n/a (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-47605 and fix it if it is affected.

What it is: CVE-2022-47605 is a high-severity SQL injection vulnerability in Kunal Nagar Custom 404 Pro, published on 12 Apr 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2022-47605 in the wild and no public exploit code.

Affected product: Kunal Nagar Custom 404 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-2022-47605/ (Markdown: https://insights.sbomify.com/CVE-2022-47605/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-47605
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-47605
- OSV: https://osv.dev/vulnerability/CVE-2022-47605

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From sbomify Insights: https://insights.sbomify.com/CVE-2022-47605/
Summaries are generated and may contain mistakes; the official description above is the record.