Insufficient Verification of Data Authenticity vulnerability in Mesalvo Meona Client Launcher Component, Mesalvo Meona Server Component makes it possible to send messages to any email address. 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 Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00006.

Exploitation none

Automatable no

Technical Impact partial

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 12:45:00 +0000

Type Values Removed Values Added
Title Email Spoofing via Unverified Data in Mesalvo Meona Components

Wed, 20 May 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

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

Type Values Removed Values Added
Description Insufficient Verification of Data Authenticity vulnerability in Mesalvo Meona Client Launcher Component, Mesalvo Meona Server Component makes it possible to send messages to any email address. This issue affects Meona Client Launcher Component: through 19.06.2020 15:11:49; Meona Server Component: through 2025.04 5+323020.
Weaknesses CWE-345
References
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ENISA

Published:

Updated: 2026-05-20T12:00:29.697Z

Reserved: 2026-02-03T07:24:49.548Z

Link: CVE-2026-25602

cve-icon Vulnrichment

Updated: 2026-05-20T12:00:17.013Z

cve-icon NVD

Status : Deferred

Published: 2026-05-20T11:16:26.313

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

Link: CVE-2026-25602

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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

Weaknesses