WordPress 1 vulnerability

Is the MaxUpload – Big File Uploads – Increase Maximum File Upload Size plugin safe?

Below are the known, publicly disclosed vulnerabilities of the MaxUpload – Big File Uploads – Increase Maximum File Upload Size (WordPress) component. If you use it on your site, check the version and update it before the flaw gets exploited.

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Known vulnerabilities

Wysoka · CVSS 8.8 CVE-2026-15965 August 15, 2026

MaxUpload – Big File Uploads – Increase Maximum File Upload Size: zdalne wykonanie kodu (RCE)

Zdalne wykonanie kodu (RCE) w komponencie MaxUpload – Big File Uploads – Increase Maximum File Upload Size. Ocena zagrożenia: Wysoka (CVSS 8.8). Zaktualizuj podatny komponent do najnowszej wersji lub tymczasowo go wyłącz.

Details and what to do → Source (NVD) ↗

How to check whether this affects you

  • Check the installed version of the MaxUpload – Big File Uploads – Increase Maximum File Upload Size component in the admin panel.
  • Compare it with the fixed version noted in the details of the relevant vulnerability above.
  • If your version is older, update the component to the latest available.
  • If a fix has not been released yet, temporarily disable the vulnerable element and watch your logs.
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