What is CVE-2026-51866?

CVE-2026-51866 is a critical-severity vulnerability in N/a, classified under Code Injection. CVSS score: 9.8/10. Published 2026-09-30.

How severe is CVE-2026-51866?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in N/a

CVE-2026-51866

In DB-GPT 0.7.5 and 0.8.0, a skill uploaded through the real /api/v1/skills/upload route can later be executed through the real /api/v1/chat/react-agent flow.

Vulnerability class: RCE (Remote Code Execution)

Published 2026-09-30 · last modified 2026-10-01.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Weakness classification (CWE)

CWE-94 — Code Injection

References

gist.github.com/Ro1ME/f8f5b730a4000684d3a92a67f82ee03c
github.com/eosphoros-ai/DB-GPT/issues/3047

Frequently asked questions

What is CVE-2026-51866?: CVE-2026-51866 is a critical-severity vulnerability in N/a, classified under Code Injection. CVSS score: 9.8/10. Published 2026-09-30.
How severe is CVE-2026-51866?: Critical severity. CVSS v3 base score is 9.8 out of 10.