CVE-2013-1835
Moodle's login_as feature leaks information from external repositories
Moodle 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated administrators to obtain sensitive information from the external repositories of arbitrary users by leveraging the login_as feature.
Exploit likelihood
What each source reports
NVD Score used
Moodle 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated administrators to obtain sensitive information from the external repositories of arbitrary users by leveraging the login_as feature.
- Record
CVE-2013-1835- CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
Moodle 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated administrators to obtain sensitive information from the external repositories of arbitrary users by leveraging the login_as feature.
- Record
CVE-2013-1835- Updated
- 2026-11-02
EUVDEUVD-2022-3557 No score
Moodle 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated administrators to obtain sensitive information from the external repositories of arbitrary users by leveraging the login_as feature.
- Record
EUVD-2022-3557- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cc94-hwj3-rf65 No score
Moodle's login_as feature leaks information from external repositories
Moodle 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated administrators to obtain sensitive information from the external repositories of arbitrary users by leveraging the login_as feature.
- Record
GHSA-cc94-hwj3-rf65- Weakness
- CWE-200
- Updated
- 2026-11-02
OSVGHSA-cc94-hwj3-rf65 No score
Moodle's login_as feature leaks information from external repositories
Moodle 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated administrators to obtain sensitive information from the external repositories of arbitrary users by leveraging the login_as feature.
- Record
GHSA-cc94-hwj3-rf65- Weakness
- CWE-200
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2013-1835 No score
Moodle 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated administrators to obtain sensitive information from the external repositories of arbitrary users by leveraging the login_as feature.
- Record
UBUNTU-CVE-2013-1835- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
moodle/moodlePackagist |
2.0.0 up to 2.2.8 | 2.2.8 |
moodle/moodlePackagist |
2.3.0 up to 2.3.5 | 2.3.5 |
moodle/moodlePackagist |
2.4.0 up to 2.4.2 | 2.4.2 |
moodle/moodlePackagist |
2.3.0 up to 2.3.5, plus listed versions v2.3.4 |
2.3.5 |
moodle/moodlePackagist |
2.4.0 up to 2.4.2, plus listed versions v2.4.0v2.4.1 |
2.4.2 |
moodleUbuntu:Pro:16.04:LTS |
All versions, plus listed versions 2.7.9+dfsg-12.7.10+dfsg-12.7.11+dfsg-12.7.11+dfsg-22.7.12+dfsg-13.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 |
None known |
moodleUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 3.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| 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-2013-1835 is a low vulnerability (CVSS 3.5) in Moodle, published March 11, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.71%, the 77th percentile. Fixed in moodle/moodle 2.2.8.
References
lists.fedoraproject.org/pipermail/package-announce/2013-April/101358.html
openwall.com/lists/oss-security/2013/03/25/2
git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-36426
moodle.org/mod/forum/discuss.php?d=225347
nvd.nist.gov/vuln/detail/CVE-2013-1835
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github.com/moodle/moodle/commit/31581ae65df05ea64031ac24c8b8f817414f1379
ubuntu.com/security/CVE-2013-1835
cve.org/CVERecord?id=CVE-2013-1835