CVE-2026-25602 — MEDIUM (4.4)

Vulnerability 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.

CVSS Score

4.4

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-345

References

https://seccore.at/blog/cves-meona/

FAQ

What is CVE-2026-25602?

CVE-2026-25602 is a vulnerability with a CVSS score of 4.4 (MEDIUM). 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 is...

How severe is CVE-2026-25602?

CVE-2026-25602 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-25602?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.