# CVE-2026-38924

## Summary

- **CVE ID:** CVE-2026-38924
- **Severity:** LOW
- **CVSS Score:** 2.9 (CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)
- **CWE:** CWE-669
- **Published:** Sep 14, 2026
- **Last Modified:** Sep 14, 2026

## Description

In Oraios AI Serena before 1.0.0, the listen address of the MCP server in HTTP mode is 0.0.0.0. NOTE: the Supplier observed that 0.0.0.0 was a "potential security hazard" but the Serena documentation, at the time of the issue report proposing 127.0.0.1 instead of 0.0.0.0, recommended "use a sandboxed environment for running Serena."

## Affected Products

- Oraios AI — Serena (0)

## References

- [CNA](https://github.com/oraios/serena/commit/b00ae292ac2d49947506886f44eb1cad7b7d7cd1)
- [CNA](https://github.com/oraios/serena/security/advisories/GHSA-m922-r24v-6wff)
- [CNA](https://dash.security/blog/cve-2026-38924-unauthenticated-rce-in-the-serena-mcp-server)
- [CNA](https://github.com/oraios/serena/compare/v0.1.4...v1.0.0)
- [CNA](https://github.com/oraios/serena/commit/a7af5c1f8a9ea27102eac9e72f64dd97dbfefff3)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.12%
- **EPSS Percentile:** 2.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._