CVE-2026-7591 TimBroddin astro-mcp-server MCP Tool Query Construction index.ts sql injection
Remote attackers can execute arbitrary SQL commands via manipulated arguments in the MCP Tool Query Construction component of astro-mcp-server.
- 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-2026-7591?
CVE-2026-7591 is a medium-severity SQL injection vulnerability in TimBroddin astro-mcp-server, published on 1 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A security flaw has been discovered in TimBroddin astro-mcp-server up to 1.1.1. The impacted element is an unknown function of the file src/index.ts of the component MCP Tool Query Construction. Performing a manipulation of the argument request.params.arguments results in sql injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Which versions are affected by CVE-2026-7591?
How do I fix CVE-2026-7591?
No fix has been published for CVE-2026-7591 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2026-7591 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-7591 exists.
Sources
Also known as GHSA-7qqr-jg5c-wx37.