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CVE-2026-77827

Maono Link local privilege escalation

HIGH
7.1
CVSS Score
Published: September 8, 2026 at 08:22 PM UTC
Updated: September 14, 2026 at 05:17 PM UTC
1 product affected across 1 vendorMaono Link

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Severity
HIGH7.1
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

Maono Link 3.8.13 MaonoAiServices Windows service allows local privilege escalation for a standard user account via improper write privileges in 'C:\ProgramData\Maono'. Fixed in 4.0.80.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Maono Link· Maono
60%
3.8.13 ≤ v < 4.0.803.8.13
Vendor states this is fixed in 4.0.80 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

Vendor Advisory
Source: cverecord
https://www.maono.com/products/maono-link-software
VDB Entry
Source: cverecord
https://www.cve.org/CVERecord?id=CVE-2026-77827
Third Party Advisory
Source: cverecord
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-251-01.json

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGHcisa-cg
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-428

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