# CVE-2025-59593: WordPress Colibri Page Builder Plugin < 1.0.334 - Cross Site Scripting (XSS) Vulnerability

> Stored XSS in Colibri Page Builder allows attackers to inject malicious scripts, potentially leading to session hijacking or site defacement.

- **Severity:** Medium 5.9 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 22 Oct 2025
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-fxq4-7g4f-6h77

## What is CVE-2025-59593?

CVE-2025-59593 is a medium-severity cross-site scripting vulnerability in Extend Themes Colibri Page Builder, published on 22 Oct 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Extend Themes Colibri Page Builder colibri-page-builder allows Stored XSS.This issue affects Colibri Page Builder: from n/a through < 1.0.334.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2025-59593?

It affects 1 product.


Products: Extendthemes Colibri Page Builder.

## How do I fix CVE-2025-59593?

No fix has been published for CVE-2025-59593 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-59593 being exploited?

There is no known exploitation of CVE-2025-59593 in the wild and no public exploit code.

## Other vulnerabilities in Extend Themes Colibri Page Builder

- [CVE-2023-2188](https://insights.sbomify.com/CVE-2023-2188/): Colibri Page Builder <= 1.0.227 - Authenticated (Administrator+) SQL Injection via post_id (high 7.2)
- [CVE-2025-32185](https://insights.sbomify.com/CVE-2025-32185/): WordPress Colibri Page Builder plugin <= 1.0.329 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2023-50833](https://insights.sbomify.com/CVE-2023-50833/): WordPress Colibri Page Builder Plugin <= 1.0.239 is vulnerable to Cross Site Scripting (XSS) (medium 6.5)
- [CVE-2024-4451](https://insights.sbomify.com/CVE-2024-4451/): Cross-site scripting in Colibri Page Builder (medium 6.4)
- [CVE-2024-5038](https://insights.sbomify.com/CVE-2024-5038/): Colibri Page Builder <= 1.0.276 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode (medium 6.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-59593 and fix it if it is affected.

What it is: CVE-2025-59593 is a medium-severity cross-site scripting vulnerability in Extend Themes Colibri Page Builder, published on 22 Oct 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2025-59593 in the wild and no public exploit code.

Affected product: Extend Themes Colibri Page Builder. 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-2025-59593/ (Markdown: https://insights.sbomify.com/CVE-2025-59593/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-59593
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-59593
- OSV: https://osv.dev/vulnerability/CVE-2025-59593

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-59593/
Summaries are generated and may contain mistakes; the official description above is the record.