CVE-2025-67848
CVE-2025-67848 is a high-severity vulnerability in Moodle with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-280.
Key facts
- Severity: High (CVSS 3.x base score 8.1)
- EPSS exploit prediction: 0% (29th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-206738
- Weakness: CWE-280
- Affected product: Moodle
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2025-67848?
- 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.
- How severe is CVE-2025-67848?
- CVE-2025-67848 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2025-67848 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-67848?
- CVE-2025-67848 primarily affects Moodle. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2025-67848?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-67848 have an EU (EUVD) identifier?
- Yes. CVE-2025-67848 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206738.
- When was CVE-2025-67848 published?
- CVE-2025-67848 was published on 2026-02-03 and last updated on 2026-06-17.
References
- https://access.redhat.com/security/cve/CVE-2025-67848
- https://bugzilla.redhat.com/show_bug.cgi?id=2423831
- https://moodle.org/mod/forum/discuss.php?d=471298
Affected products (2)
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:5.1.0:-:*:*:*:*:*:*
More vulnerabilities in Moodle
- CVE-2006-4935 — Critical (CVSS 10.0): The Database module in Moodle before 1.6.2 does not properly handle uploaded files, which has unspecified impact and…
- CVE-2006-4936 — Critical (CVSS 10.0): Moodle before 1.6.2 does not properly validate the module instance id when creating a course module object, which has…
- CVE-2005-2247 — Critical (CVSS 10.0): Multiple unknown vulnerabilities in Moodle before 1.5.1 have unknown impact and attack vectors.
- CVE-2004-2233 — Critical (CVSS 10.0): Unknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors.
- CVE-2004-2236 — Critical (CVSS 10.0): Unknown vulnerability in Moodle before 1.3.3 has unknown impact and attack vectors, related to language setting.
- CVE-2004-2237 — Critical (CVSS 10.0): Unknown vulnerability in Moodle before 1.3.4 has unknown impact and attack vectors, related to "strings in Moodle…
Other CWE-280 vulnerabilities
- CVE-2025-46066 — Critical (CVSS 9.9): An issue in Automai Director v.25.2.0 allows a remote attacker to escalate privileges
- CVE-2025-6573 — Critical (CVSS 9.8): Kernel software installed and running inside an untrusted/rich execution environment (REE) could leak information from…
- CVE-2024-24116 — Critical (CVSS 9.8): An issue in Ruijie RG-NBS2009G-P RGOS v.10.4(1)P2 Release(9736) allows a remote attacker to gain privileges via the…
- CVE-2026-41566 — Critical (CVSS 9.4): Improper Handling of Insufficient Permissions or Privileges vulnerability in Apache Kvrocks. This issue affects Apache…
- CVE-2024-1608 — Critical (CVSS 9.1): In OPPO Usercenter Credit SDK, there's a possible escalation of privilege due to loose permission check, This could…
- CVE-2026-24096 — High (CVSS 8.8): Insufficient permission validation on multiple REST API Quick Setup endpoints in Checkmk 2.5.0 (beta) before version…