# CVE-2022-3981: Icegram Express < 5.5.1 - Subscriber+ SQLi

> Authenticated users can exploit SQL injection in the Icegram Express 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:** 12 Dec 2022
- **Updated:** 22 Apr 2025
- **Also known as:** GHSA-xw27-78pr-xvhr

## What is CVE-2022-3981?

CVE-2022-3981 is a high-severity SQL injection vulnerability in Unknown Icegram Express, published on 12 Dec 2022. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The Icegram Express WordPress plugin before 5.5.1 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by any authenticated users, such as subscriber

## Which versions are affected by CVE-2022-3981?

It affects 1 product.


Products: Icegram Email Subscribers \& Newsletters.

## How do I fix CVE-2022-3981?

No fix has been published for CVE-2022-3981 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-3981 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3981 exists.

## Other vulnerabilities in Unknown Icegram Express

- [CVE-2024-6172](https://insights.sbomify.com/CVE-2024-6172/): SQL injection in Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress (critical 9.8)
- [CVE-2024-4295](https://insights.sbomify.com/CVE-2024-4295/): Email Subscribers by Icegram Express <= 5.7.20 - Unauthenticated SQL Injection via hash (critical 9.8)
- [CVE-2019-13569](https://insights.sbomify.com/CVE-2019-13569/): SQL injection in n/a (critical 9.8)
- [CVE-2022-0439](https://insights.sbomify.com/CVE-2022-0439/): Email Subscribers & Newsletters < 5.3.2 - Subscriber+ Blind SQL injection (high 8.8)
- [CVE-2019-20361](https://insights.sbomify.com/CVE-2019-20361/): SQL injection in n/a (high 8.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-3981 and fix it if it is affected.

What it is: CVE-2022-3981 is a high-severity SQL injection vulnerability in Unknown Icegram Express, published on 12 Dec 2022. 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-2022-3981 exists.

Affected product: Unknown Icegram Express. 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-2022-3981/ (Markdown: https://insights.sbomify.com/CVE-2022-3981/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-3981
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-3981
- OSV: https://osv.dev/vulnerability/CVE-2022-3981

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-3981/
Summaries are generated and may contain mistakes; the official description above is the record.