# CVE-2026-9290: WP User Manager <= 2.9.17 - Unauthenticated Path Traversal to Local File Inclusion via 'tab' Query Parameter

> Unauthenticated attackers can exploit a path traversal flaw to include arbitrary PHP files, potentially leading to code execution or data disclosure.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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:** 5 Jun 2026
- **Updated:** 6 Jun 2026
- **Also known as:** GHSA-83v9-496w-54wx

## What is CVE-2026-9290?

CVE-2026-9290 is a high-severity path traversal vulnerability in wpusermanager WP User Manager – User Profile Builder & Membership, published on 5 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The WP User Manager – User Profile Builder & Membership plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 2.9.17 via the (profile template scope) function. This makes it possible for unauthenticated attackers to include and execute arbitrary .php files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where .php file types can be uploaded and included.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2026-9290?


## How do I fix CVE-2026-9290?

No fix has been published for CVE-2026-9290 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-9290 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-9290 exists.

Public exploit code:

- Pre-auth Local File Inclusion in WP User Manager <= 2.9.17 via path traversal in tab parameter (CVSS 7.5) (github_poc): https://github.com/shinthink/CVE-2026-9290
- WP User Manager – User Profile Builder & Membership - Local File Inclusion (nuclei): http/cves/2026/CVE-2026-9290.yaml

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-9290 and fix it if it is affected.

What it is: CVE-2026-9290 is a high-severity path traversal vulnerability in wpusermanager WP User Manager – User Profile Builder & Membership, published on 5 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-9290 exists.

Affected product: wpusermanager WP User Manager – User Profile Builder & Membership. 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-2026-9290/ (Markdown: https://insights.sbomify.com/CVE-2026-9290/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-9290
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-9290
- OSV: https://osv.dev/vulnerability/CVE-2026-9290

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-9290/
Summaries are generated and may contain mistakes; the official description above is the record.