CVE-2026-38924CWE-669

CVE-2026-38924

Low · published September 14, 2026

CVSS v3.1
2.9
EPSS
0%
Percentile
4.5
In the wild
Unconfirmed
What it is

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."

The record
Technical detail
CVSS v3.1
2.9 · LOW
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00157 · 4.5th percentile
Weakness
CWE-669 · Incorrect Resource Transfer Between Spheres
Published
2026-09-14T07:16Z
References (6)
https://dash.security/blog/cve-2026-38924-unauthenticated-rce-in-the-serena-mcp-server · [email protected]https://github.com/oraios/serena/commit/a7af5c1f8a9ea27102eac9e72f64dd97dbfefff3 · [email protected]https://github.com/oraios/serena/commit/b00ae292ac2d49947506886f44eb1cad7b7d7cd1 · [email protected]https://github.com/oraios/serena/compare/v0.1.4...v1.0.0 · [email protected]https://github.com/oraios/serena/security/advisories/GHSA-m922-r24v-6wff · [email protected]https://dash.security/blog/cve-2026-38924-unauthenticated-rce-in-the-serena-mcp-server · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 15 SEP 03:21Z
    EPSS moved — → 0%
    epss
  • 14 SEP 00:00Z
    In Oraios AI Serena before 1.0.0, the listen address of the MCP server in HTTP mode is 0.0.0.0
    cvelistv5