CVE-2023-29137
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
31/03/2023
Last modified:
14/02/2025
Description
An issue was discovered in the GrowthExperiments extension for MediaWiki through 1.39.3. The UserImpactHandler for GrowthExperiments inadvertently returns the timezone preference for arbitrary users, which can be used to de-anonymize users.
Impact
Base Score 3.x
4.30
Severity 3.x
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* | 1.39.3 (including) |
To consult the complete list of CPE names with products and versions, see this page



