CVE-2021-30153

Published: 15 April 2023

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't because they are hidden.) This is related to ApiVisualEditor.

Priority

Cvss 3 Severity Score

4.3

Score breakdown

Status

Package	Release	Status
mediawiki Launchpad, Ubuntu, Debian	bionic	Not vulnerable (code not present)
	focal	Not vulnerable (code not present)
	groovy	Ignored (end of life)
	hirsute	Not vulnerable (code not present)
	impish	Not vulnerable (code not present)
	jammy	Not vulnerable (code not present)
	trusty	Does not exist
	upstream	Released (1:1.35.2-1)
	xenial	Does not exist

Severity score breakdown

Parameter	Value
Base score	4.3
Attack vector	Network
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	None
Availability impact	None
Vector	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References

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