CVE-2026-126797

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Source
https://cve.org/CVERecord?id=CVE-2026-126797
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-126797.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-126797
Published
2026-11-11T20:53:02Z
Modified
2026-11-14T02:30:51Z
Severity
  • 9.3 (Critical) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVSS Calculator
Summary
NextScan 1.1.0 through 1.2.0 Hardcoded JWT Key Authentication Bypass in ns-admin
Details

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.

Database specific 
{
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
        "CWE-321"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126797.json"
}
References

Affected packages

Git / github.com/tongcheng-security-team/nextscan

Affected ranges

Type
GIT
Repo
https://github.com/tongcheng-security-team/nextscan
Events
Introduced
ec4f1977523fc62dfd1dc7487dbfa08848dba5dd
Last Affected
a4d87b7651ca923a3b21d3c80ab07735c7210563
Database specific
Show details 
{
    "extracted_events": [
        {
            "range": [
                {
                    "introduced": "1.1.0"
                },
                {
                    "last_affected": "1.2.0"
                }
            ],
            "source": "AFFECTED_FIELD",
            "strategy": "StandardRange"
        },
        {
            "range": [
                {
                    "introduced": "1.1.0"
                },
                {
                    "last_affected": "1.2.0"
                }
            ],
            "source": "DESCRIPTION"
        }
    ]
}

Affected versions

v1.*
v1.1.0
v1.1.1
v1.2.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-126797.json"