# CVE-2025-66335: Apache Doris MCP Server: MCP SQL inject

> Attackers can execute unintended SQL statements and bypass access restrictions via the MCP query interface in Apache Doris MCP Server.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 20 Apr 2026
- **Updated:** 20 Apr 2026
- **Also known as:** GHSA-qhfq-gvvc-5q6q, PYSEC-2026-2459

## What is CVE-2025-66335?

CVE-2025-66335 is a medium-severity SQL injection vulnerability in Apache Doris MCP Server, published on 20 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Apache Doris MCP Server versions earlier than 0.6.1 are affected by an improper neutralization flaw in query context handling that may allow execution of unintended SQL statements and bypass of intended query validation and access restrictions through the MCP query execution interface. Version 0.6.1 and later are not affected.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2025-66335?

3 open source packages ship an affected version, including doris-mcp-server. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `doris-mcp-server` | PyPI | From 0.1.0 | 0.6.1 |
| `doris-mcp-server` | PyPI | From 0.1.0 | 0.6.1 |
| `doris-mcp-server` | PyPI | From 0.1.0 | 0.6.1 |

Products: Apache Doris Mcp Server.

## How do I fix CVE-2025-66335?

Upgrade doris-mcp-server to 0.6.1 or later.

## Is CVE-2025-66335 being exploited?

There is no known exploitation of CVE-2025-66335 in the wild and no public exploit code.

## Other vulnerabilities in Apache Doris MCP Server

- [CVE-2025-66336](https://insights.sbomify.com/CVE-2025-66336/): Apache Doris MCP Server: SQL injection leading the authentication bypass (high 8.1)
- [CVE-2025-58337](https://insights.sbomify.com/CVE-2025-58337/): Apache Doris-MCP-Server: Improper Access Control results in bypassing a "read-only" mode (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-66335 and fix it if it is affected.

What it is: CVE-2025-66335 is a medium-severity SQL injection vulnerability in Apache Doris MCP Server, published on 20 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-66335 in the wild and no public exploit code.

Affected packages and fixed versions:
- doris-mcp-server (PyPI): affected from 0.1.0; fixed in 0.6.1
- doris-mcp-server (PyPI): affected from 0.1.0; fixed in 0.6.1
- doris-mcp-server (PyPI): affected from 0.1.0; fixed in 0.6.1

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2025-66335/ (Markdown: https://insights.sbomify.com/CVE-2025-66335/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-66335
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-66335
- OSV: https://osv.dev/vulnerability/CVE-2025-66335

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-66335/
Summaries are generated and may contain mistakes; the official description above is the record.