CVE-2026-103234 WP Ultimate Review < 2.4.5 - Unauthenticated Arbitrary Shortcode Execution via Reviewer Email
Medium 4.8
Published
Updated
Check this codebase for CVE-2026-103234 and fix it if it is affected.
What it is: CVE-2026-103234 is a medium-severity vulnerability in Unknown WP Ultimate Review, published on 22 Oct 2026.
Exploitation: There is no known exploitation of CVE-2026-103234 in the wild and no public exploit code.
Affected product: Unknown WP Ultimate Review. 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-2026-103234/ (Markdown: https://insights.sbomify.com/CVE-2026-103234/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-103234?
CVE-2026-103234 is a medium-severity vulnerability in Unknown WP Ultimate Review, published on 22 Oct 2026.
Official description
The WP Ultimate Review WordPress plugin before 2.4.5 does not neutralise shortcodes in all of the review fields submitted through its public review form, which is available to unauthenticated visitors, allowing them to execute arbitrary shortcodes when the affected field is displayed, provided user reviews and that field's display are enabled.
Weakness: CWE-94
Which versions are affected by CVE-2026-103234?
How do I fix CVE-2026-103234?
No fix has been published for CVE-2026-103234 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-103234 being exploited?
There is no known exploitation of CVE-2026-103234 in the wild and no public exploit code.
Sources
Also known as GHSA-mq79-9v7w-xc5w.