CVE-2026-111383

Nezha from 2.0.13 before 2.3.15 contains a resource exhaustion vulnerability that allows authenticated users to open unbounded concurrent connections to the /api/v1/ws/transfer WebSocket endpoint. Attackers can hold thousands of subscriptions created by ServerTransferClass.Subscribe without limits, exhausting file descriptors, memory, and goroutines and blocking agent gRPC reconnections.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/nezhahq/nezha/commit/36b742a7e9a81ed782363dd19efd77b7030fbd0f
https://github.com/nezhahq/nezha/security/advisories/GHSA-ch6h-w872-77mx
https://www.vulncheck.com/advisories/nezha-2.0.13-before-2.3.15-denial-of-service-via-api-v1-ws-transfer-websocket
https://github.com/nezhahq/nezha/security/advisories/GHSA-ch6h-w872-77mx

Configurations

No configuration.

History

16 Oct 2026, 17:17

Type	Values Removed	Values Added
References	~~() https://github.com/nezhahq/nezha/security/advisories/GHSA-ch6h-w872-77mx -~~	() https://github.com/nezhahq/nezha/security/advisories/GHSA-ch6h-w872-77mx -

16 Oct 2026, 03:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-16 03:18

Updated : 2026-10-16 17:17

NVD link : CVE-2026-111383

Mitre link : CVE-2026-111383

CVE.ORG link : CVE-2026-111383

JSON object : View

Products Affected

No product.

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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