CVEvulnerability
CVE-2021-30153
4.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-04-15
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-668
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't because they are hidden.) This is related to ApiVisualEditor.
Affected configurations
• mediawiki mediawiki (< 1.31.13)
• mediawiki mediawiki (>= 1.32.0 < 1.35.2)
Related
Weakness · CWE (1)
- CWE-668 Exposure of Resource to Wrong Sphere weakness
References
- https://lists.wikimedia.org/hyperkitty/list/wikitech-l%40lists.wikimedia.org/message/XYBF5RSTJRMVCP7QBYK7643W75A3KCIY/ lists.wikimedia.org
- https://lists.wikimedia.org/pipermail/wikitech-l/2021-April/094418.html Mailing List, Patch, Vendor Advisory
- https://phabricator.wikimedia.org/T270453 Exploit, Vendor Advisory
- https://lists.wikimedia.org/hyperkitty/list/wikitech-l%40lists.wikimedia.org/message/XYBF5RSTJRMVCP7QBYK7643W75A3KCIY/ lists.wikimedia.org
- https://lists.wikimedia.org/pipermail/wikitech-l/2021-April/094418.html Mailing List, Patch, Vendor Advisory
- https://phabricator.wikimedia.org/T270453 Exploit, Vendor Advisory