# CVE-2025-8570: Auth bypass in BeyondCart Connector

> Unauthenticated attackers can escalate privileges and assume any user identity due to improper JWT secret management in the BeyondCart Connector plugin.

- **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:** 11 Sep 2025
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-3j9m-4q8w-cqcp

## What is CVE-2025-8570?

CVE-2025-8570 is a critical authentication bypass vulnerability in BeyondCart Connector, published on 11 Sep 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The BeyondCart Connector plugin for WordPress is vulnerable to Privilege Escalation due to improper JWT secret management and authorization within the determine_current_user filter in versions 1.4.2 through 3.0.1. This makes it possible for unauthenticated attackers to craft valid tokens and assume any user’s identity.

Weakness: CWE-798 (Use of Hard-coded Credentials)

## Which versions are affected by CVE-2025-8570?


## How do I fix CVE-2025-8570?

No fix has been published for CVE-2025-8570 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-8570 being exploited?

There is no known exploitation of CVE-2025-8570 in the wild and no public exploit code.

Public exploit code:

- BeyondCart Connector <= 2.1.0 - Missing Configuration of JWT Secret to Unauthenticated Privilege Escalation (github_poc): https://github.com/Nxploited/CVE-2025-8570

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-8570 and fix it if it is affected.

What it is: CVE-2025-8570 is a critical authentication bypass vulnerability in BeyondCart Connector, published on 11 Sep 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-2025-8570 in the wild and no public exploit code.

Affected product: BeyondCart Connector. 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-2025-8570/ (Markdown: https://insights.sbomify.com/CVE-2025-8570/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-8570
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-8570
- OSV: https://osv.dev/vulnerability/CVE-2025-8570

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-8570/
Summaries are generated and may contain mistakes; the official description above is the record.