Vulnerability-Lookup

GHSA-R47H-9XX2-MW53

Vulnerability from github – Published: 2026-05-20 12:30 – Updated: 2026-05-20 12:30

Details

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.

Severity

4.4 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-25602"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-345"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-20T11:16:26Z",
    "severity": "MODERATE"
  },
  "details": "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.\u00a0This issue affects Meona Client Launcher Component: through 19.06.2020 15:11:49; Meona Server Component: through 2025.04 5+323020.",
  "id": "GHSA-r47h-9xx2-mw53",
  "modified": "2026-05-20T12:30:38Z",
  "published": "2026-05-20T12:30:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-25602"
    },
    {
      "type": "WEB",
      "url": "https://seccore.at/blog/cves-meona"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-25602 (GCVE-0-2026-25602)

Vulnerability from cvelistv5 – Published: 2026-05-20 10:54 – Updated: 2026-05-20 12:00

Summary

Severity

4.4 (Medium)


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

CWE

CWE-345 - Insufficient Verification of Data Authenticity

Assigner

ENISA

References

1 reference

URL	Tags
https://seccore.at/blog/cves-meona/	third-party-advisory

Impacted products

2 products

Vendor	Product	Version
Mesalvo	Meona Client Launcher Component	Affected: 0 , ≤ 19.06.2020 15:11:49 (custom)
Mesalvo	Meona Server Component	Affected: 0 , ≤ 2025.04 5+323020 (custom)

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JSON

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                "id": "CVE-2026-25602",
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                  },
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                "role": "CISA Coordinator",
                "timestamp": "2026-05-20T11:59:55.804011Z",
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-R47H-9XX2-MW53

CVE-2026-25602 (GCVE-0-2026-25602)

Tags

Sightings

Nomenclature