Description
mod/forum/user.php in Moodle 1.9.x before 1.9.14, 2.0.x before 2.0.5, and 2.1.x before 2.1.2 allows remote authenticated users to discover the names of other users via unspecified vectors.
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 6.0 | moodle | 1.9.9.dfsg2-2.1+squeeze3 | DSA-2421-1 |
Advisories 1
- DSA-2421-1 moodle - several Debian Security (DSA / DLA) · Mar 9, 2026