# CVE-2026-88827: Disable Users <= 1.0.5 - Disabled Account Authentication Bypass via XML-RPC and Application Passwords

> Disabled WordPress users can bypass account restrictions via XML-RPC and Application Passwords, retaining full privileges despite being disabled by administrators.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **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 Oct 2026
- **Updated:** 11 Oct 2026
- **Also known as:** GHSA-fgjp-m96c-v248

## What is CVE-2026-88827?

CVE-2026-88827 is a high-severity authentication bypass vulnerability in Unknown Disable Users, published on 11 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The Disable Users WordPress plugin through 1.0.5 does not enforce its account-disabling control on all authentication paths, allowing the holder of an account an administrator has disabled to continue authenticating with the account's full privileges.

Weakness: CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2026-88827?


## How do I fix CVE-2026-88827?

No fix has been published for CVE-2026-88827 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-88827 being exploited?

There is no known exploitation of CVE-2026-88827 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-88827 and fix it if it is affected.

What it is: CVE-2026-88827 is a high-severity authentication bypass vulnerability in Unknown Disable Users, published on 11 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-88827 in the wild and no public exploit code.

Affected product: Unknown Disable Users. 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-2026-88827/ (Markdown: https://insights.sbomify.com/CVE-2026-88827/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-88827
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-88827
- OSV: https://osv.dev/vulnerability/CVE-2026-88827

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-88827/
Summaries are generated and may contain mistakes; the official description above is the record.