CVE-2026-9680 MCP Server Exposure via Insecure Default Binding on alibabacloud-rds-openapi-mcp-server
Remote attackers can invoke exposed MCP tools because the server binds to all network interfaces by default, requiring configuration changes to restrict access.
- 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-2026-9680?
CVE-2026-9680 is a medium-severity vulnerability in Alibaba Cloud RDS OpenAPI MCP Server, published on 28 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper exposure of the MCP server in alibabacloud-rds-openapi-mcp-server allows remote attackers to invoke exposed MCP tools via network access to an MCP endpoint listening on all network interfaces by default.
Weakness: CWE-1188
Which versions are affected by CVE-2026-9680?
How do I fix CVE-2026-9680?
No fix has been published for CVE-2026-9680 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-9680 being exploited?
There is no known exploitation of CVE-2026-9680 in the wild and no public exploit code.
Sources
Also known as GHSA-fw7c-j2q8-f24m.