Description
WordPress before 3.0.1, when a Multisite installation is used, permanently retains the "site administrators can add users" option once changed, which might allow remote authenticated administrators to bypass intended access restrictions in opportunistic circumstances via an add action after a temporary change.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | wordpress | 3.0.1-1 | — |
| Debian 13 | wordpress | 3.0.1-1 | — |
| Debian 12 | wordpress | 3.0.1-1 | — |