# CVE-2025-39588: WordPress Ultimate Store Kit Elementor Addons plugin <= 2.4.0 - Deserialization of untrusted data Vulnerability

> An attacker can exploit untrusted data deserialization in the Ultimate Store Kit Elementor Addons plugin to potentially execute arbitrary code.

- **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:** 17 Apr 2025
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-c2q8-7637-6wgv

## What is CVE-2025-39588?

CVE-2025-39588 is a critical unsafe deserialization vulnerability in bdthemes Ultimate Store Kit Elementor Addons, published on 17 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Deserialization of Untrusted Data vulnerability in bdthemes Ultimate Store Kit Elementor Addons ultimate-store-kit allows Object Injection.This issue affects Ultimate Store Kit Elementor Addons: from n/a through <= 2.4.0.

Weakness: CWE-502 (Deserialization of Untrusted Data)

## Which versions are affected by CVE-2025-39588?


## How do I fix CVE-2025-39588?

No fix has been published for CVE-2025-39588 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-39588 being exploited?

There is no known exploitation of CVE-2025-39588 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-39588 and fix it if it is affected.

What it is: CVE-2025-39588 is a critical unsafe deserialization vulnerability in bdthemes Ultimate Store Kit Elementor Addons, published on 17 Apr 2025. 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-2025-39588 in the wild and no public exploit code.

Affected product: bdthemes Ultimate Store Kit Elementor Addons. 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-2025-39588/ (Markdown: https://insights.sbomify.com/CVE-2025-39588/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-39588
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-39588
- OSV: https://osv.dev/vulnerability/CVE-2025-39588

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-39588/
Summaries are generated and may contain mistakes; the official description above is the record.