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CVE-2012-3388
The is_enrolled function in lib/accesslib.php in Moodle 2.2.x before 2.2.4 and 2.3.x before 2.3.1 does not properly interact with the…
Medium4.0EPSS 1.1%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The is_enrolled function in lib/accesslib.php in Moodle 2.2.x before 2.2.4 and 2.3.x before 2.3.1 does not properly interact with the caching feature, which might allow remote authenticated users to bypass an intended capability check via unspecified vectors that trigger caching of a user record.
Timeline
ID reserved
By redhat
- 39 days later
· 39 days later
Published
- 12 years later
· 12 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.0 | AV:N/AC:L/Au:S/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.1% · top 33% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Weakness
Affected products
n/a
- affected n/a
References (5)
- moodle-cached-users-sec-bypass(76955) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 49890 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-33916 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20120717 Moodle security notifications public (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 54481 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2012-3388)Record last updated .