Improper Access Control vulnerability in Mesalvo Meona Client Launcher Component, Mesalvo Meona Server Component enables a normal user gaining access to the admin panel. This issue affects Meona Client Launcher Component: through 19.06.2020 15:11:49; Meona Server Component: through 2025.04 5+323020.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00012.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Mesalvo Meona Client Launcher Component unaffected
Version Status Constraints
0 affected ≤ 19.06.2020 15:11:49
Mesalvo Meona Server Component unaffected
Version Status Constraints
0 affected ≤ 2025.04 5+323020

No data.

No data.

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Vendors Products
Mesalvo Subscribe
Meona Client Launcher Component Subscribe
Meona Server Component Subscribe

Project Subscriptions

Vendors Products
Mesalvo Subscribe
Meona Client Launcher Component Subscribe
Meona Server Component Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://seccore.at/blog/cves-meona/ cve-icon cve-icon
History

Thu, 21 May 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Mesalvo
Mesalvo meona Client Launcher Component
Mesalvo meona Server Component
Vendors & Products Mesalvo
Mesalvo meona Client Launcher Component
Mesalvo meona Server Component

Wed, 20 May 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 20 May 2026 12:45:00 +0000

Type Values Removed Values Added
Title Improper Access Control Enables Normal Users to Access Admin Panel

Wed, 20 May 2026 11:15:00 +0000

Type Values Removed Values Added
Description Improper Access Control vulnerability in Mesalvo Meona Client Launcher Component, Mesalvo Meona Server Component enables a normal user gaining access to the admin panel. This issue affects Meona Client Launcher Component: through 19.06.2020 15:11:49; Meona Server Component: through 2025.04 5+323020.
Weaknesses CWE-284
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ENISA

Published:

Updated: 2026-05-20T12:27:12.637Z

Reserved: 2026-01-12T06:14:09.204Z

Link: CVE-2026-0856

cve-icon Vulnrichment

Updated: 2026-05-20T12:27:08.827Z

cve-icon NVD

Status : Deferred

Published: 2026-05-20T11:16:25.780

Modified: 2026-05-20T14:03:10.193

Link: CVE-2026-0856

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-21T08:19:23Z

Weaknesses