nezhahq Nezha up to 2.3.14 File Manager /api/v1/ws/file/:id SetReadLimit memory allocation

CVSS Meta Temp Score
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CTI Interest Score
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4.5$0-$5k0.88

Summaryinfo

A vulnerability categorized as problematic has been discovered in nezhahq Nezha up to 2.3.14. Impacted is the function SetReadLimit of the file /api/v1/ws/file/:id of the component File Manager. Executing a manipulation of the argument ID can lead to memory allocation. This vulnerability is registered as CVE-2026-111384. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in nezhahq Nezha up to 2.3.14. This vulnerability affects the function SetReadLimit of the file /api/v1/ws/file/:id of the component File Manager. The manipulation of the argument id with an unknown input leads to a memory allocation vulnerability. The CWE definition for the vulnerability is CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. As an impact it is known to affect availability. CVE summarizes:

Nezha 1.0.0 before 2.3.15 contains a memory exhaustion vulnerability in the dashboard file manager WebSocket endpoint because fmStream never calls SetReadLimit, leaving message size unbounded. Authenticated users with file manager scopes can send one oversized binary message to /api/v1/ws/file/:id, triggering an OOM kill that drops all agent monitoring.

The advisory is available at github.com. This vulnerability was named CVE-2026-111384 since 10/15/2026. The exploitation appears to be easy. The attack can be initiated remotely. The exploitation requires an enhanced level of successful authentication. Technical details are known, but there is no available exploit.

Upgrading to version 2.3.15 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.5

VulDB Base Score: 2.7
VulDB Temp Score: 2.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Nezha 2.3.15

Timelineinfo

10/15/2026 CVE reserved
10/16/2026 +1 days Advisory disclosed
10/16/2026 +0 days VulDB entry created
10/16/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-111384 (🔒)
GCVE (CVE): GCVE-0-2026-111384
GCVE (VulDB): GCVE-100-421030

Entryinfo

Created: 10/16/2026 03:54
Changes: 10/16/2026 03:54 (79)
Complete: 🔍
Cache ID: 216::103

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