Improper authorization in [UNKNOWN] moodle
Priority MEDIUM 40CWE-285Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass, Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-285 and CWE-269.
Summary
A vulnerability was found in moodle before versions 3.6.3, 3.5.5 and 3.4.8. Users could assign themselves an escalated role within courses or content accessed via LTI, by modifying the request to the LTI publisher site.
Why it matters now
EPSS 0.01023 63rd percentileScored 2026-11-07
Fix Fixed moodle/moodle (Packagist): 3.4.8, 3.5.5, 3.6.3
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| [UNKNOWN] | moodle | 3.6.3; 3.5.5; 3.4.8 | — | No fix listed | CNA |
| — | moodle/moodle (Packagist) | before 3.4.8 | 3.4.8 | Patch available | GHSA-5wg9-5w3f-hxmh |
| — | moodle/moodle (Packagist) | 3.5 to before 3.5.5 | 3.5.5 | Patch available | GHSA-5wg9-5w3f-hxmh |
| — | moodle/moodle (Packagist) | 3.6 to before 3.6.3 | 3.6.3 | Patch available | GHSA-5wg9-5w3f-hxmh |
- moodle Vendor[UNKNOWN] Affected 3.6.3; 3.5.5; 3.4.8 Fixed in — No fix listed CNA
- moodle/moodle (Packagist) Vendor— Affected before 3.4.8 Fixed in 3.4.8 Patch available GHSA-5wg9-5w3f-hxmh
- moodle/moodle (Packagist) Vendor— Affected 3.5 to before 3.5.5 Fixed in 3.5.5 Patch available GHSA-5wg9-5w3f-hxmh
- moodle/moodle (Packagist) Vendor— Affected 3.6 to before 3.6.3 Fixed in 3.6.3 Patch available GHSA-5wg9-5w3f-hxmh
Remediation
- Fix · GHSA-5wg9-5w3f-hxmh moodle/moodle (Packagist) Fixed in 3.4.8 Advisory →
- Fix · GHSA-5wg9-5w3f-hxmh moodle/moodle (Packagist) Fixed in 3.5.5 Advisory →
- Fix · GHSA-5wg9-5w3f-hxmh moodle/moodle (Packagist) Fixed in 3.6.3 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2019-3849
- 2026-10-03 Alias added: GHSA-5wg9-5w3f-hxmh
References
Patch 2
Other 8
- https://github.com/moodle/moodle/commit/427463a52574e4b3bcbe1c65c49066438770641e
- https://github.com/moodle/moodle/commit/430f685834cef190bdf58afabe79e765d596890d
- https://github.com/moodle/moodle/commit/723d1a747555b795ed53a0fad01da455797bb78f
- https://github.com/moodle/moodle/commit/898d5d05a0c3ae6795db0241bf3cb5951213d45c
- https://github.com/moodle/moodle/commit/b77dcd23d8e39265b5c096f0d947764c02d832c8
- https://github.com/moodle/moodle/commit/cd3060d941a051931eb2613b25bafb0108665895
- https://github.com/moodle/moodle/commit/fba7dcd90abd45210d782a79c6e25bb3840c7438
- https://github.com/moodle/moodle
More Moodle vulnerabilities
- TI-2024-22468 moodle: unsafe direct use of $_SERVER['HTTP_REFERER'] in admin/tool/mfa/index.php CVSS 3.1CRITICAL 9.8
- TI-2021-14741 In Moodle, an SQL injection risk was identified in the library fetching a user's recent courses. CVSS 3.1CRITICAL 9.8
- TI-2024-29071 Moodle: remote code execution via calculated question types CVSS 3.1HIGH 8.1
- TI-2016-06653 Moodle 3.1.2 allows remote attackers to obtain sensitive information via unspecified… CVSS 3.1HIGH 7.5
- TI-2022-00259 SQL injection in moodle CVSS 3.1CRITICAL 9.8
- TI-2022-16116 Path traversal in Moodle CVSS 3.1HIGH 7.5
Sources
- CVE-2019-3849 · CVE Program
- CVE-2019-3849 · NVD
- FIRST EPSS
- GHSA-5wg9-5w3f-hxmh · GitHub Advisory Database · CC BY 4.0
- CVE-2019-3849 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences