# CVE-2025-7820: SKT PayPal for WooCommerce <= 1.4 - Unauthenticated Payment Bypass

> Unauthenticated attackers can bypass payment processing in the SKT PayPal for WooCommerce plugin by exploiting client-side only validation, resulting in free purchases.

- **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:** 27 Nov 2025
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-55w8-xjqc-7vrp

## What is CVE-2025-7820?

CVE-2025-7820 is a high-severity vulnerability in sonalsinha21 SKT PayPal for WooCommerce, published on 27 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The SKT PayPal for WooCommerce plugin for WordPress is vulnerable to Payment Bypass in all versions up to, and including, 1.4. This is due to the plugin only enforcing client side controls instead of server-side controls when processing payments. This makes it possible for unauthenticated attackers to make confirmed purchases without actually paying for them.

Weakness: CWE-602 (Client-Side Enforcement of Server-Side Security)

## Which versions are affected by CVE-2025-7820?


## How do I fix CVE-2025-7820?

No fix has been published for CVE-2025-7820 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-7820 being exploited?

There is no known exploitation of CVE-2025-7820 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-7820 and fix it if it is affected.

What it is: CVE-2025-7820 is a high-severity vulnerability in sonalsinha21 SKT PayPal for WooCommerce, published on 27 Nov 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-2025-7820 in the wild and no public exploit code.

Affected product: sonalsinha21 SKT PayPal for WooCommerce. 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-2025-7820/ (Markdown: https://insights.sbomify.com/CVE-2025-7820/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-7820
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-7820
- OSV: https://osv.dev/vulnerability/CVE-2025-7820

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-7820/
Summaries are generated and may contain mistakes; the official description above is the record.