CVE-2026-59807 Composio SDK < 0.2.32-beta.283 - Sensitive File Upload via tool-file-uploads.ts
Attackers can exfiltrate sensitive files like SSH keys by bypassing path validation in the Composio SDK file upload function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-59807?
CVE-2026-59807 is a high-severity path traversal vulnerability in ComposioHQ composio, published on 8 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Composio SDK before 0.2.32-beta.283 contains a path validation bypass vulnerability that allows attackers to read and exfiltrate sensitive files by exploiting a missing assertSafeFileUploadPath check in the readFileFromDisk function within tool-file-uploads.ts. Attackers can exploit prompt injection to manipulate file_uploadable parameters to reference sensitive paths such as SSH private keys, causing the CLI to upload credential files to attacker-controlled storage.
Weakness: CWE-73
Which versions are affected by CVE-2026-59807?
How do I fix CVE-2026-59807?
No fix has been published for CVE-2026-59807 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-59807 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-59807 exists.
Sources
Also known as GHSA-jj3x-ph33-pjc6.