CVE-2012-3391
mod/forum/rsslib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 does not properly...
mod/forum/rsslib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 does not properly implement the requirement for posting before reading a Q&A forum, which allows remote authenticated users to bypass intended access restrictions by leveraging the student role and reading the RSS feed for a forum.
Exploit likelihood
What each source reports
NVD Score used
mod/forum/rsslib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 does not properly implement the requirement for posting before reading a Q&A forum, which allows remote authenticated users to bypass intended access restrictions by leveraging the student role and reading the RSS feed for a forum.
- Record
CVE-2012-3391- CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE ListNo score
mod/forum/rsslib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 does not properly implement the requirement for posting before reading a Q&A forum, which allows remote authenticated users to bypass intended access restrictions by leveraging the student role and reading the RSS feed for a forum.
- Record
CVE-2012-3391- Updated
- 2026-11-02
EUVDEUVD-2012-3362No score
mod/forum/rsslib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 does not properly implement the requirement for posting before reading a Q&A forum, which allows remote authenticated users to bypass intended access restrictions by leveraging the student role and reading the RSS feed for a forum.
- Record
EUVD-2012-3362- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hchv-4gm2-gf5hNo score
mod/forum/rsslib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 does not properly...
mod/forum/rsslib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 does not properly implement the requirement for posting before reading a Q&A forum, which allows remote authenticated users to bypass intended access restrictions by leveraging the student role and reading the RSS feed for a forum.
- Record
GHSA-hchv-4gm2-gf5h- Updated
- 2026-11-02
OSVUBUNTU-CVE-2012-3391No score
mod/forum/rsslib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 does not properly implement the requirement for posting before reading a Q&A forum, which allows remote authenticated users to bypass intended access restrictions by leveraging the student role and reading the RSS feed for a forum.
- Record
UBUNTU-CVE-2012-3391- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-3391 is a medium vulnerability (CVSS 4.0) in Moodle, published July 23, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.14%, the 66th percentile. No source names a fixed version.
References
exchange.xforce.ibmcloud.com/vulnerabilities/76957
secunia.com/advisories/49890
openwall.com/lists/oss-security/2012/07/17/1
securityfocus.com/bid/54481
git.moodle.org/gw?p=moodle.git&a=search&h=refs%2Fheads%2FMOODLE_22_STABLE&st=commit&s=MDL-32199
nvd.nist.gov/vuln/detail/CVE-2012-3391
github.com/advisories/GHSA-hchv-4gm2-gf5h
ubuntu.com/security/CVE-2012-3391
cve.org/CVERecord?id=CVE-2012-3391