Description
Moodle 1.8.x and 1.9.x before 1.9.8 does not enable the "Regenerate session id during login" setting by default, which makes it easier for remote attackers to conduct session fixation attacks.
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 5.0 | moodle | 1.8.13-1 | DSA-2115-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | moodle/moodle | >= 1.8.0, < 1.9.8 | 1.9.8 | GHSA-j5rc-cr5w-vfg6 |
Advisories 1
- DSA-2115-1 moodle - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- ADV-2010-1107 vdb-entry
- http://moodle.org/security/
- SUSE-SR:2010:011 vendor-advisory