# CVE-2017-18604: Deserialization in n/a

> An attacker can exploit PHP object injection in the sitebuilder-dynamic-components WordPress plugin via AJAX requests to potentially execute arbitrary code.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 10 Sep 2019
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-qgr2-wq96-wch2

## What is CVE-2017-18604?

CVE-2017-18604 is a high-severity unsafe deserialization vulnerability in n/a, published on 10 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The sitebuilder-dynamic-components plugin through 1.0 for WordPress has PHP object injection via an AJAX request.

Weakness: CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component), CWE-502 (Deserialization of Untrusted Data)

## Which versions are affected by CVE-2017-18604?

It affects 1 product.


Products: Sitebuilder Dynamic Components Project Sitebuilder Dynamic Components.

## How do I fix CVE-2017-18604?

No fix has been published for CVE-2017-18604 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-18604 being exploited?

There is no known exploitation of CVE-2017-18604 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-18604 and fix it if it is affected.

What it is: CVE-2017-18604 is a high-severity unsafe deserialization vulnerability in n/a, published on 10 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2017-18604 in the wild and no public exploit code.

Affected product: n/a. 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-2017-18604/ (Markdown: https://insights.sbomify.com/CVE-2017-18604/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-18604
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-18604
- OSV: https://osv.dev/vulnerability/CVE-2017-18604

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From sbomify Insights: https://insights.sbomify.com/CVE-2017-18604/
Summaries are generated and may contain mistakes; the official description above is the record.