# CVE-2025-32068: Revoking authorization of OAuth2 consumer does not invalidate refresh tokens

> Attackers can retain access via refresh tokens after revoking OAuth2 consumer authorization, potentially leading to account takeover.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 11 Apr 2025
- **Updated:** 7 Jul 2025
- **Also known as:** GHSA-4xv5-48m7-9qhq

## What is CVE-2025-32068?

CVE-2025-32068 is a medium-severity authentication bypass vulnerability in The Wikimedia Foundation Mediawiki - OAuth Extension, published on 11 Apr 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Incorrect Authorization vulnerability in The Wikimedia Foundation Mediawiki - OAuth Extension allows Authentication Bypass.This issue affects Mediawiki - OAuth Extension: from 1.39 through 1.43.

Weakness: CWE-863 (Incorrect Authorization)

## Which versions are affected by CVE-2025-32068?


## How do I fix CVE-2025-32068?

No fix has been published for CVE-2025-32068 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-32068 being exploited?

There is no known exploitation of CVE-2025-32068 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-32068 and fix it if it is affected.

What it is: CVE-2025-32068 is a medium-severity authentication bypass vulnerability in The Wikimedia Foundation Mediawiki - OAuth Extension, published on 11 Apr 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-32068 in the wild and no public exploit code.

Affected product: The Wikimedia Foundation Mediawiki - OAuth Extension. 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-2025-32068/ (Markdown: https://insights.sbomify.com/CVE-2025-32068/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-32068
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-32068
- OSV: https://osv.dev/vulnerability/CVE-2025-32068

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-32068/
Summaries are generated and may contain mistakes; the official description above is the record.