vulnerability
MediaWiki: CVE-2023-29137: Exposure of Sensitive Information to an Unauthorized Actor
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:L/Au:S/C:P/I:N/A:N) | Mar 31, 2023 | Apr 12, 2023 | May 6, 2026 |
Severity
4
CVSS
(AV:N/AC:L/Au:S/C:P/I:N/A:N)
Published
Mar 31, 2023
Added
Apr 12, 2023
Modified
May 6, 2026
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.
Solution
mediawiki-upgrade-latest
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