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CVE-2026-0856

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 C...

Published: May 20, 2026Updated: May 20, 2026 Sources: CVE List NVD
NVD MITRE
7.8CVSS
HIGH

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.

EPSS Score
0.0%
Top 98.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-284

Affected Products

Meona Client Launcher Component
Mesalvo
Meona Server Component
Mesalvo

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

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

Timeline

Published
May 20, 2026
Last Updated
May 20, 2026

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