# CVE-2021-47909: Mult-E-Cart Ultimate 2.4 SQL Injection via Vulnerable ID Parameters

> Privileged attackers can exploit SQL injection in Mult-E-Cart Ultimate to compromise the database via vulnerable ID parameters.

- **Severity:** High 8.6 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N`)
- **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:** 1 Feb 2026
- **Updated:** 3 Feb 2026
- **Also known as:** GHSA-pqq5-fvg8-392x

## What is CVE-2021-47909?

CVE-2021-47909 is a high-severity SQL injection vulnerability in Techraft Digital Multivendor Marketplace Online Store, published on 1 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Mult-E-Cart Ultimate 2.4 contains multiple SQL injection vulnerabilities in inventory, customer, vendor, and order modules. Remote attackers with privileged vendor or admin roles can exploit the 'id' parameter to execute malicious SQL commands and compromise the database management system.

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

## Which versions are affected by CVE-2021-47909?


## How do I fix CVE-2021-47909?

No fix has been published for CVE-2021-47909 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-47909 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47909 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-47909 and fix it if it is affected.

What it is: CVE-2021-47909 is a high-severity SQL injection vulnerability in Techraft Digital Multivendor Marketplace Online Store, published on 1 Feb 2026. 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-2021-47909 exists.

Affected product: Techraft Digital Multivendor Marketplace Online Store. 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-2021-47909/ (Markdown: https://insights.sbomify.com/CVE-2021-47909/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-47909
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-47909
- OSV: https://osv.dev/vulnerability/CVE-2021-47909

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-47909/
Summaries are generated and may contain mistakes; the official description above is the record.