CVE-2021-30153

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

15/04/2023

Last modified:

06/02/2025

Description

An issue was discovered in the VisualEditor extension in MediaWiki before 1.31.13, and 1.32.x through 1.35.x before 1.35.2. . When using VisualEditor to edit a MediaWiki user page belonging to an existing, but hidden, user, VisualEditor will disclose that the user exists. (It shouldn&#39;t because they are hidden.) This is related to ApiVisualEditor.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): None
Availability (A): None

Base Score 3.x

4.30

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:mediawiki:mediawiki::::::::		1.31.13 (excluding)
cpe:2.3:a:mediawiki:mediawiki::::::::	1.32.0 (including)	1.35.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-30153

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools