# CVE-2022-3374: Ocean Extra < 2.0.5 - Admin+ PHP Objection Injection

> A high-privilege user importing a malicious file can trigger PHP object injection, potentially leading to code execution.

- **Severity:** High 7.2 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 31 Oct 2022
- **Updated:** 6 May 2025
- **Also known as:** GHSA-2xq6-mr97-65fj

## What is CVE-2022-3374?

CVE-2022-3374 is a high-severity unsafe deserialization vulnerability in Unknown Ocean Extra, published on 31 Oct 2022. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

The Ocean Extra WordPress plugin before 2.0.5 unserialises the content of an imported file, which could lead to PHP object injections issues when a high privilege user import (intentionally or not) a malicious Customizer Styling file and a suitable gadget chain is present on the blog.

Weakness: CWE-502 (Deserialization of Untrusted Data)

## Which versions are affected by CVE-2022-3374?

It affects 1 product.


Products: Oceanwp Ocean Extra.

## How do I fix CVE-2022-3374?

No fix has been published for CVE-2022-3374 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-3374 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3374 exists.

## Other vulnerabilities in Unknown Ocean Extra

- [CVE-2019-16250](https://insights.sbomify.com/CVE-2019-16250/): Missing authorization in n/a (high 7.5)
- [CVE-2025-3472](https://insights.sbomify.com/CVE-2025-3472/): Ocean Extra <= 2.4.6 - Unauthenticated Arbitrary Shortcode Execution (medium 6.5)
- [CVE-2024-37489](https://insights.sbomify.com/CVE-2024-37489/): WordPress Ocean Extra plugin <= 2.2.9 - Authenticated Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2023-0749](https://insights.sbomify.com/CVE-2023-0749/): Ocean Extra < 2.1.3 - Subscriber+ Arbitrary Post Content Disclosure (medium 6.5)
- [CVE-2025-3457](https://insights.sbomify.com/CVE-2025-3457/): Ocean Extra <= 2.4.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode (medium 6.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-3374 and fix it if it is affected.

What it is: CVE-2022-3374 is a high-severity unsafe deserialization vulnerability in Unknown Ocean Extra, published on 31 Oct 2022. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3374 exists.

Affected product: Unknown Ocean Extra. 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-2022-3374/ (Markdown: https://insights.sbomify.com/CVE-2022-3374/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-3374
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-3374
- OSV: https://osv.dev/vulnerability/CVE-2022-3374

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-3374/
Summaries are generated and may contain mistakes; the official description above is the record.