CVE-2026-126797
CRITICAL
NVD
CVSS Score
9.8
Severity
CRITICAL
Published
Nov 11, 2026
Vendor
unknown
Description
NextScan 1.1.0 through 1.2.0 contains an authentication bypass vulnerability in ns-admin that allows unauthenticated attackers to forge administrator tokens using a hardcoded JWT signing key. Attackers can sign an HS256 X-Access-Token carrying the public super administrator role ID to gain full access to user management, scan tasks and stored vulnerability results.
References
- https://github.com/tongcheng-security-team/NextScan/blob/v1.2.0/docker/docker-compose.yaml
- https://github.com/tongcheng-security-team/NextScan/issues/48
- https://hub.docker.com/r/lysec/ns-admin
- https://vul.yulun.ac.cn/20261107/nextscan/
- https://www.vulncheck.com/advisories/nextscan-1.1.0-through-1.2.0-hardcoded-jwt-key-authentication-bypass-in-ns-admin