CVE-2026-66642 WordPress WP Umbrella plugin 2.24.2-2.26.2 - Cross Site Request Forgery (CSRF) vulnerability
Medium 5.4
Published
Updated
Check this codebase for CVE-2026-66642 and fix it if it is affected.
What it is: CVE-2026-66642 is a medium-severity vulnerability in WP Umbrella, published on 10 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2026-66642 in the wild and no public exploit code.
Affected product: WP Umbrella. 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-2026-66642/ (Markdown: https://insights.sbomify.com/CVE-2026-66642/index.md)
An attacker can trick authenticated users into performing unintended actions in the WP Umbrella WordPress plugin.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-66642?
CVE-2026-66642 is a medium-severity vulnerability in WP Umbrella, published on 10 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Cross-Site Request Forgery (CSRF) vulnerability in WP Umbrella allows Cross Site Request Forgery.
This issue affects WP Umbrella: from 2.24.2 through 2.26.2.
Weakness: CWE-352
Which versions are affected by CVE-2026-66642?
How do I fix CVE-2026-66642?
No fix has been published for CVE-2026-66642 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-66642 being exploited?
There is no known exploitation of CVE-2026-66642 in the wild and no public exploit code.
Sources
Also known as GHSA-x59x-hvff-fx38.