CVE-2021-27394

HIGH
8.8
CVSS Score
Published: April 16, 2021 at 08:00 PM UTC
Updated: June 17, 2026 at 03:44 AM UTC
1 product affected across 1 vendorMendix

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Severity
HIGH8.8
Exploit prediction
EPSS 0.8%

Description

A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions < V7.23.19), Mendix Applications using Mendix 8 (All versions < V8.17.0), Mendix Applications using Mendix 8 (V8.12) (All versions < V8.12.5), Mendix Applications using Mendix 8 (V8.6) (All versions < V8.6.9), Mendix Applications using Mendix 9 (All versions < V9.0.5). Authenticated, non-administrative users could modify their privileges by manipulating the user role under certain circumstances, allowing them to gain administrative privileges.

Affected

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

7.0.2 ≤ v < 7.23.198.0.0 ≤ v < 8.17.08.12.0 ≤ v < 8.12.58.6.0 ≤ v < 8.6.99.0.0 ≤ v < 9.0.5All versions < V7.23.19All versions < V8.12.5All versions < V8.17.0All versions < V8.6.9All versions < V9.0.5
Affected range stops below 7.23.19, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.12.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.17.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.6.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.0.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

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

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-269

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