CVE-2026-111386

Nezha from 1.7.0 before 2.3.15 contains an information disclosure vulnerability that allows authenticated members to enumerate other tenants' server IDs through differential responses. Attackers can sweep sequential IDs against getServerConfig and setServerConfig, distinguishing 'permission denied' from success payloads to map other users' servers.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/nezhahq/nezha/commit/36b742a7e9a81ed782363dd19efd77b7030fbd0f
https://github.com/nezhahq/nezha/security/advisories/GHSA-228w-p4h4-6rvw
https://www.vulncheck.com/advisories/nezha-1.7.0-before-2.3.15-cross-tenant-server-id-enumeration-via-getserverconfig

Configurations

No configuration.

History

16 Oct 2026, 03:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-16 03:18

Updated : 2026-10-16 14:17

NVD link : CVE-2026-111386

Mitre link : CVE-2026-111386

CVE.ORG link : CVE-2026-111386

JSON object : View

Products Affected

No product.

CWE

CWE-204

Observable Response Discrepancy

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