# CVE-2023-4776: WPSchoolPress < 2.2.5 - Teacher+ SQLi

> Low-privilege users can exploit SQL injection in the School Management System plugin to read or modify database contents.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Oct 2023
- **Updated:** 23 Apr 2025
- **Also known as:** GHSA-f7v3-rpm4-hwv2

## What is CVE-2023-4776?

CVE-2023-4776 is a high-severity SQL injection vulnerability in Unknown School Management System, published on 16 Oct 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The School Management System WordPress plugin before 2.2.5 uses the WordPress esc_sql() function on a field not delimited by quotes and did not first prepare the query, leading to a SQL injection exploitable by relatively low-privilege users like Teachers.

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

## Which versions are affected by CVE-2023-4776?

It affects 1 product.


Products: Igexsolutions Wpschoolpress.

## How do I fix CVE-2023-4776?

No fix has been published for CVE-2023-4776 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-4776 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-4776 exists.

## Other vulnerabilities in Unknown School Management System

- [CVE-2025-1667](https://insights.sbomify.com/CVE-2025-1667/): School Management System – WPSchoolPress <= 2.2.16 - Missing Authorization to Privilege Escalation via Account Takeover (high 8.8)
- [CVE-2024-9637](https://insights.sbomify.com/CVE-2024-9637/): Missing authorization in School Management System – WPSchoolPress (high 8.8)
- [CVE-2021-24575](https://insights.sbomify.com/CVE-2021-24575/): WPSchoolPress < 2.1.10 - Multiple Authenticated SQL Injections (high 8.8)
- [CVE-2025-1669](https://insights.sbomify.com/CVE-2025-1669/): School Management System – WPSchoolPress <= 2.2.17 - Authenticated (Teacher+) SQL Injection (medium 6.5)
- [CVE-2025-1670](https://insights.sbomify.com/CVE-2025-1670/): School Management System – WPSchoolPress <= 2.2.16 - Authenticated (Parent+) SQL Injection (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-4776 and fix it if it is affected.

What it is: CVE-2023-4776 is a high-severity SQL injection vulnerability in Unknown School Management System, published on 16 Oct 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-4776 exists.

Affected product: Unknown School Management System. 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-2023-4776/ (Markdown: https://insights.sbomify.com/CVE-2023-4776/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-4776
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-4776
- OSV: https://osv.dev/vulnerability/CVE-2023-4776

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-4776/
Summaries are generated and may contain mistakes; the official description above is the record.