High severityOSV Advisory· Published Feb 3, 2026· Updated Feb 26, 2026
Moodle: moodle: authentication bypass via lti provider allows suspended users to gain unauthorized access.
CVE-2025-67848
Description
A flaw was found in Moodle. This authentication bypass vulnerability allows suspended users to authenticate through the Learning Tools Interoperability (LTI) Provider. The issue arises from the LTI authentication handlers failing to enforce the user's suspension status, enabling unauthorized access to the system. This can lead to information disclosure or other unauthorized actions by users who should be restricted.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
moodle/moodlePackagist | < 4.1.22 | 4.1.22 |
moodle/moodlePackagist | >= 4.4.0-beta, < 4.4.12 | 4.4.12 |
moodle/moodlePackagist | >= 4.5.0-beta, < 4.5.8 | 4.5.8 |
moodle/moodlePackagist | >= 5.0.0-beta, < 5.0.4 | 5.0.4 |
moodle/moodlePackagist | >= 5.1.0-beta, < 5.1.1 | 5.1.1 |
Affected products
3- osv-coords2 versions
< 4.1.22+ 1 more
- (no CPE)range: < 4.1.22
- (no CPE)range: < 4.1.22
Patches
Vulnerability mechanics
References
7- github.com/advisories/GHSA-j5jv-w5cw-j9ffghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-67848ghsaADVISORY
- access.redhat.com/security/cve/CVE-2025-67848ghsavdb-entryx_refsource_REDHATWEB
- bugzilla.redhat.com/show_bug.cgighsaissue-trackingx_refsource_REDHATWEB
- github.com/moodle/moodle/commit/62f372e9d861d16df702d3c7726905fa2730e3d8ghsaWEB
- github.com/moodle/moodle/commit/c2705e2c18962fec4f21b9c34ed386be2a379663ghsaWEB
- moodle.org/mod/forum/discuss.phpghsaWEB
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