CVE-2026-32879: QuantumNous new-api · Improper Authentication
Affects QuantumNous new-apiSource CVE Database V5
Not known to be exploited · CVSS 4.9 Medium.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 22% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 23 Mar 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| QuantumNousnew-api | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Until a patched version is released, organizations should not rely on passkey-based step-up verification for privileged or sensitive operations in QuantumNous new-api. Instead, enforce alternative multi-factor authentication methods such as TOTP (Time-based One-Time Password) or other forms of 2FA that do not depend on the vulnerable WebAuthn flow. Temporarily restrict or disable access to endpoints protected by the affected secure-verification mechanism if operationally feasible. Implement strict monitoring and logging of authentication and authorization events to detect suspicious activities involving passkey usage. Conduct thorough account audits to identify and remediate compromised or suspicious accounts with registered passkeys. Educate users and administrators about the vulnerability and the importance of using strong, alternative authentication methods. Maintain close communication with QuantumNous for updates on patches or workarounds. Consider network segmentation and least privilege principles to limit the impact of any unauthorized access. Finally, prepare incident response plans to address potential exploitation scenarios.
Description
CVE-2026-32879 is a medium-severity improper authentication vulnerability in QuantumNous new-api versions 0.10.0 through 0.11.9-alpha.1. The flaw allows an authenticated user with a registered passkey to bypass the WebAuthn assertion step in the secure verification flow, effectively weakening the step-up authentication process. This vulnerability does not require user interaction and affects confidentiality but not integrity or availability. No patches are currently available, so organizations should avoid relying on passkey-based step-up verification for privileged actions and instead require TOTP or 2FA or restrict access to sensitive endpoints. The vulnerability impacts organizations using QuantumNous new-api, particularly those leveraging its AI asset management and LLM gateway capabilities.