EMQ EMQX Enterprise up to 6.1.0 Session Handling improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.9$0-$5k5.07

Summaryinfo

A vulnerability marked as critical has been reported in EMQ EMQX Enterprise up to 6.1.0. This affects an unknown function of the component Session Handling. This manipulation causes improper authorization. This vulnerability is handled as CVE-2026-6564. The attack can be initiated remotely. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as problematic was found in EMQ EMQX Enterprise up to 6.1.0. Affected by this vulnerability is an unknown code of the component Session Handling. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-6564. The exploitation appears to be easy. The attack can be launched remotely. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/18/2026 Advisory disclosed
04/18/2026 +0 days VulDB entry created
04/18/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-6564 (🔒)
GCVE (CVE): GCVE-0-2026-6564
GCVE (VulDB): GCVE-100-358201
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/18/2026 18:12
Changes: 04/18/2026 18:12 (55)
Complete: 🔍
Submitter: CCCaaa
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #789924: EMQ Technologies Inc. EMQX Enterprise 6.1.0 Improper Access Control (by CCCaaa)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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