# CVE-2021-25096: IP2Location Country Blocker < 2.26.5 - Ban Bypass

> Attackers can bypass IP-based country blocking restrictions in the IP2Location Country Blocker plugin by manipulating URL parameters.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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:** 7 Feb 2022
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-j6r6-vg97-r68x

## What is CVE-2021-25096?

CVE-2021-25096 is a medium-severity vulnerability in Unknown IP2Location Country Blocker, published on 7 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The IP2Location Country Blocker WordPress plugin before 2.26.5 bans can be bypassed by using a specific parameter in the URL

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key)

## Which versions are affected by CVE-2021-25096?

It affects 1 product.


Products: Ip2location Country Blocker.

## How do I fix CVE-2021-25096?

No fix has been published for CVE-2021-25096 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-25096 being exploited?

There is no known exploitation of CVE-2021-25096 in the wild and no public exploit code.

## Other vulnerabilities in Unknown IP2Location Country Blocker

- [CVE-2025-1361](https://insights.sbomify.com/CVE-2025-1361/): Missing authorization in IP2Location Country Blocker (high 7.5)
- [CVE-2021-25095](https://insights.sbomify.com/CVE-2021-25095/): IP2Location Country Blocker < 2.26.5 - Subscriber+ Arbitrary Country Ban (high 7.1)
- [CVE-2021-25108](https://insights.sbomify.com/CVE-2021-25108/): IP2Location Country Blocker < 2.26.6 - Arbitrary Country Ban via CSRF (high 7.1)
- [CVE-2025-24731](https://insights.sbomify.com/CVE-2025-24731/): WordPress IP2Location Country Blocker plugin <= 2.38.3 - Cross Site Scripting (XSS) vulnerability (medium 5.9)
- [CVE-2023-37865](https://insights.sbomify.com/CVE-2023-37865/): WordPress IP2Location Country Blocker plugin <= 2.29.1 - IP Bypass Vulnerability vulnerability (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-25096 and fix it if it is affected.

What it is: CVE-2021-25096 is a medium-severity vulnerability in Unknown IP2Location Country Blocker, published on 7 Feb 2022. 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-2021-25096 in the wild and no public exploit code.

Affected product: Unknown IP2Location Country Blocker. 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-2021-25096/ (Markdown: https://insights.sbomify.com/CVE-2021-25096/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-25096
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-25096
- OSV: https://osv.dev/vulnerability/CVE-2021-25096

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-25096/
Summaries are generated and may contain mistakes; the official description above is the record.