Auth bypass in Hkuds Vibe-Trading
CVE-2026-114108
HKUDS Vibe-Trading from 0.1.0 before 0.1.7 contains a missing authentication vulnerability that allows unauthenticated attackers to access the FastAPI surface because require_auth() returns early when API_AUTH_KEY is unset. Attackers can post messages to /sessions/{id}/messages to trigger root shell commands via BashTool, upload .py or .sh files via /upload, read session histories, and obtain partial API keys.
Vulnerability class: Broken Authentication
Published .
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.
Affected products
Weakness classification (CWE)
References
- github.com/HKUDS/Vibe-Trading/security/advisories/GHSA-v2f8-6655-7grj (vendor-advisory)
- www.vulncheck.com/advisories/hkuds-vibe-trading-before-0.1.7-missing-authentica… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-114108?
- CVE-2026-114108 is a critical-severity vulnerability in Hkuds Vibe-Trading, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-10-21.
- How severe is CVE-2026-114108?
- Critical severity. CVSS v3 base score is 9.8 out of 10.