# CVE-2021-47902: Testa Online Test Management System 3.4.7 - 'q' SQL Injection

> Attackers can inject SQL via the search parameter to extract sensitive database information from the Testa Online Test Management System.

- **Severity:** High 8.8 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 27 Jan 2026
- **Updated:** 5 Mar 2026
- **Also known as:** GHSA-4x7p-vr3c-7p66

## What is CVE-2021-47902?

CVE-2021-47902 is a high-severity SQL injection vulnerability in Testa Online Test Management System, published on 27 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Testa Online Test Management System 3.4.7 contains a SQL injection vulnerability that allows attackers to manipulate database queries through the 'q' search parameter. Attackers can inject malicious SQL code in the search field to extract database information, potentially accessing sensitive user or system data.

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

## Which versions are affected by CVE-2021-47902?


## How do I fix CVE-2021-47902?

No fix has been published for CVE-2021-47902 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-47902 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47902 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-47902 and fix it if it is affected.

What it is: CVE-2021-47902 is a high-severity SQL injection vulnerability in Testa Online Test Management System, published on 27 Jan 2026. 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-2021-47902 exists.

Affected product: Testa Online Test 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-2021-47902/ (Markdown: https://insights.sbomify.com/CVE-2021-47902/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-47902
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-47902
- OSV: https://osv.dev/vulnerability/CVE-2021-47902

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-47902/
Summaries are generated and may contain mistakes; the official description above is the record.