# CVE-2022-2450: reSmush.it Image Optimizer < 0.4.4 - Subscriber+ AJAX Calls

> The reSmush.it WordPress plugin lacks authorization checks on AJAX actions, allowing any logged-in user to perform privileged operations.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A: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:** 14 Nov 2022
- **Updated:** 30 Apr 2025
- **Also known as:** GHSA-93hf-hv49-rhh9

## What is CVE-2022-2450?

CVE-2022-2450 is a medium-severity missing authorization vulnerability in Unknown reSmush.it : the only free Image Optimizer & compress plugin, published on 14 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The reSmush.it : the only free Image Optimizer & compress plugin WordPress plugin before 0.4.4 lacks authorization in various AJAX actions, allowing any logged-in users, such as subscribers to call them.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2022-2450?

It affects 1 product.


Products: Resmush.it Resmush.it Image Optimizer.

## How do I fix CVE-2022-2450?

No fix has been published for CVE-2022-2450 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-2450 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-2450 exists.

## Other vulnerabilities in Unknown reSmush.it : the only free Image Optimizer & compress plugin

- [CVE-2022-2449](https://insights.sbomify.com/CVE-2022-2449/): reSmush.it Image Optimizer < 0.4.7 - Multiple CSRF (medium 6.5)
- [CVE-2022-2448](https://insights.sbomify.com/CVE-2022-2448/): reSmush.it Image Optimizer < 0.4.6 - Admin+ Cross-Site Scripting (medium 4.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-2450 and fix it if it is affected.

What it is: CVE-2022-2450 is a medium-severity missing authorization vulnerability in Unknown reSmush.it : the only free Image Optimizer & compress plugin, published on 14 Nov 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-2022-2450 exists.

Affected product: Unknown reSmush.it : the only free Image Optimizer & compress plugin. 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-2022-2450/ (Markdown: https://insights.sbomify.com/CVE-2022-2450/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-2450
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-2450
- OSV: https://osv.dev/vulnerability/CVE-2022-2450

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From sbomify Insights: https://insights.sbomify.com/CVE-2022-2450/
Summaries are generated and may contain mistakes; the official description above is the record.