CVE-2026-105138 Obot 0.12.0 before 0.26.2 Credential Exposure via MCP Catalog Entry API
Authenticated basic users can read plaintext API keys from MCP catalog entries via an unprotected API endpoint, exposing backend service credentials.
- 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-2026-105138?
CVE-2026-105138 is a high-severity vulnerability in obot-platform obot, published on 7 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Obot 0.12.0 before 0.26.2 contains an insufficiently protected credentials vulnerability that allows authenticated users to read static secrets set on MCP catalog entries by admins or power users. Basic users granted an entry by access control rules can request GET /api/all-mcps/entries/{entry_id} to obtain plaintext API keys or tokens and abuse them against backend services.
Weakness: CWE-522
Which versions are affected by CVE-2026-105138?
How do I fix CVE-2026-105138?
No fix has been published for CVE-2026-105138 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-105138 being exploited?
There is no known exploitation of CVE-2026-105138 in the wild and no public exploit code.
Sources
Also known as GHSA-q5wf-87f5-cxgq.