CVE-2026-57646Network attack vector

Cross-user object access via user-controlled key

Published Jun 26, 2026 · Updated Jun 26, 2026

Authorization bypass in Majestic Support 1.1.7 and earlier allows remote authenticated users to access objects beyond their authorization. Patchstack identifies an insecure direct object reference but does not disclose the affected object, handler, identifier parameter, or missing ownership check. Subscriber access is sufficient; the published impact is limited to unauthorized data reading or modification, with no service interruption.

CVSS severity5.4
Medium
EPSS probability0.23%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Authorization bypass in Majestic Support 1.1.7 and earlier allows remote authenticated users to access objects beyond their authorization. Patchstack identifies an insecure direct object reference but does not disclose the affected object, handler, identifier parameter, or missing ownership check. Subscriber access is sufficient; the published impact is limited to unauthorized data reading or modification, with no service interruption.

The record

CVE
CVE-2026-57646
Published
Jun 26, 2026
Updated
Jun 26, 2026
Vendor
Majestic Support
Product
Majestic Support
Classifications
CWE-639, CAPEC-180, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 26, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=1.1.7 changes=[{"at":"1.1.8","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Majestic Support · Majestic Supportversion=n/a <=1.1.7 changes=[{"at":"1.1.8","status":"unaffected"}]

Published CVSS scores

5.4PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-639Authorization Bypass Through User-Controlled Key
CAPEC-180Exploiting Incorrectly Configured Access Control Security Levels
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo