CVE-2021-32620: Users registered with email verification can self re-activate their disabled accounts

First published: Tue May 18 2021(Updated: )

### Impact A user disabled on a wiki using email verification for registration can re-activate himself by using the activation link provided for his registration. ### Patches The problem has been patched in the following versions of XWiki: 11.10.13, 12.6.7, 12.10.2, 13.0. ### Workarounds It's possible to workaround the issue by resetting the `validkey` property of the disabled XWiki users. This can be done by editing the user profile with object editor. ### References https://jira.xwiki.org/browse/XWIKI-17942 ### For more information If you have any questions or comments about this advisory: * Open an issue in [Jira](http://jira.xwiki.org) * Email us at [Security mailing-list](mailto:security@xwiki.org)

Credit: security-advisories@github.com security-advisories@github.com

Affected Software	Affected Version	How to fix
Xwiki Xwiki	>=11.6<11.10.13
Xwiki Xwiki	>=12.0<12.6.7
Xwiki Xwiki	>=12.7<12.10.2
Xwiki Xwiki	>=12.10.3<13.0
maven/org.xwiki.commons:xwiki-commons-core	>=11.6<11.10.13	11.10.13
maven/org.xwiki.commons:xwiki-commons-core	>=12.10.0<12.10.2	12.10.2
maven/org.xwiki.commons:xwiki-commons-core	>=12.0<12.6.7	12.6.7

Remedy

https://github.com/xwiki/xwiki-platform/commit/f9a677408ffb06f309be46ef9d8df1915d9099a4

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