Critical severity9.8NVD Advisory· Published Nov 11, 2026
CVE-2026-126797
CVE-2026-126797
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.
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Affected products
2Patches
Vulnerability mechanics
References
5- github.com/tongcheng-security-team/NextScan/blob/v1.2.0/docker/docker-compose.yamlnvd
- github.com/tongcheng-security-team/NextScan/issues/48nvd
- hub.docker.com/r/lysec/ns-adminnvd
- vul.yulun.ac.cn/20261107/nextscan/nvd
- www.vulncheck.com/advisories/nextscan-1.1.0-through-1.2.0-hardcoded-jwt-key-authentication-bypass-in-ns-adminnvd
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