CVE-2026-25099 Remote Code Execution via Unrestricted File Upload in Bludit

High 8.7 Published 27 Mar 2026 Updated 27 Mar 2026

Authenticated attackers with API tokens can upload arbitrary files to Bludit, leading to remote code execution.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-25099?

CVE-2026-25099 is a high-severity vulnerability in Bludit, published on 27 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Bludit’s API plugin allows an authenticated attacker with a valid API token to upload files of any type and extension without restriction, which can then be executed, leading to Remote Code Execution.

This issue was fixed in 3.18.4.

Weakness: CWE-434

Which versions are affected by CVE-2026-25099?

It affects 1 product.

Products include Bludit Bludit.

How do I fix CVE-2026-25099?

No fix has been published for CVE-2026-25099 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-25099 being exploited?

There is no known exploitation of CVE-2026-25099 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry and 1 proofs of concept on GitHub.

Sources

Also known as GHSA-vfmc-78c4-2f7w.