# CVE-2022-1453: RSVPMaker <= 9.2.5 - Unauthenticated SQL Injection

> Unauthenticated attackers can exploit SQL injection in the RSVPMaker WordPress plugin to steal sensitive database information.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 10 May 2022
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-r8cv-3fj5-m22g

## What is CVE-2022-1453?

CVE-2022-1453 is a critical SQL injection vulnerability in davidfcarr RSVPMaker, published on 10 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The RSVPMaker plugin for WordPress is vulnerable to unauthenticated SQL Injection due to missing SQL escaping and parameterization on user supplied data passed to a SQL query in the rsvpmaker-util.php file. This makes it possible for unauthenticated attackers to steal sensitive information from the database in versions up to and including 9.2.5.

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

## Which versions are affected by CVE-2022-1453?

It affects 1 product.


Products: Carrcommunications Rsvpmaker.

## How do I fix CVE-2022-1453?

No fix has been published for CVE-2022-1453 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-1453 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-1453 exists.

Public exploit code:

- RSVPMaker <= 9.2.5 - SQL Injection (nuclei): http/cves/2022/CVE-2022-1453.yaml

## Other vulnerabilities in davidfcarr RSVPMaker

- [CVE-2024-50531](https://insights.sbomify.com/CVE-2024-50531/): WordPress RSVPMaker for Toastmasters plugin <= 6.2.4 - Arbitrary File Upload vulnerability (critical 10.0)
- [CVE-2023-25054](https://insights.sbomify.com/CVE-2023-25054/): WordPress RSVPMarker Plugin <= 10.6.6 is vulnerable to Remote Code Execution (RCE) (critical 10.0)
- [CVE-2022-1768](https://insights.sbomify.com/CVE-2022-1768/): RSVPMaker <= 9.3.2 - Unauthenticated SQL Injection (critical 9.8)
- [CVE-2022-1505](https://insights.sbomify.com/CVE-2022-1505/): RSVPMaker <= 9.2.6 - Unauthenticated SQL Injection (critical 9.8)
- [CVE-2018-21004](https://insights.sbomify.com/CVE-2018-21004/): SQL injection in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-1453 and fix it if it is affected.

What it is: CVE-2022-1453 is a critical SQL injection vulnerability in davidfcarr RSVPMaker, published on 10 May 2022. 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-2022-1453 exists.

Affected product: davidfcarr RSVPMaker. 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-2022-1453/ (Markdown: https://insights.sbomify.com/CVE-2022-1453/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-1453
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-1453
- OSV: https://osv.dev/vulnerability/CVE-2022-1453

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-1453/
Summaries are generated and may contain mistakes; the official description above is the record.