What is the CVSS score of CVE-2026-1375?

CVE-2026-1375 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of WordPress are affected by CVE-2026-1375?

Organizations running Tutor LMS plugin versions 3.9.5 and earlier are exposed to unauthorized access attacks where attackers can bypass authorization controls to view or modify data belonging to…

How to fix or mitigate CVE-2026-1375?

Within 24 hours: Audit access logs for suspicious activity targeting user IDs and course objects; identify all systems running Tutor LMS and document versions. Within 7 days: Implement WAF rules to detect and block IDOR pattern requests; disable Tutor LMS if not critical, or restrict access via IP whitelisting and require multi-factor authentication. Within 30 days: Migrate to alternative eLearning platforms, establish a vendor contact escalation for patch timeline, or implement API request signing and object-level access control validation.

WordPress CVE-2026-1375

HIGH

Authorization Bypass Through User-Controlled Key (CWE-639)

2026-02-03 security@wordfence.com

WordPress

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Feb 03, 2026 - 08:16 nvd

HIGH 8.1

DescriptionCVE.org

The Tutor LMS - eLearning and online course solution plugin for WordPress is vulnerable to Insecure Direct Object References (IDOR) in all versions up to, and including, 3.9.5. This is due to missing object-level authorization checks in the course_list_bulk_action(), bulk_delete_course(), and update_course_status() functions. This makes it possible for authenticated attackers, with Tutor Instructor-level access and above, to modify or delete arbitrary courses they do not own by manipulating course IDs in bulk action requests.

AnalysisAI

Authenticated instructors in Tutor LMS plugin for WordPress versions up to 3.9.5 can modify or delete courses owned by other users due to missing authorization checks in bulk action functions. An attacker with instructor-level access can manipulate course IDs in bulk requests to compromise arbitrary courses without proper permission validation. No patch is currently available.

Technical ContextAI

Classified as CWE-639 (Authorization Bypass Through User-Controlled Key). The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Insecure Direct Object References (IDOR) in all versions up to, and including, 3.9.5. This is due to missing object-level authorization checks in the course_list_bulk_action(), bulk_delete_course(), and update_course_status() functions. This makes it possible for authenticated attackers, with Tutor Instructor-level access and above, to modify or delete arbitrary courses they do not own by manipulatin

Affected ProductsAI

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Insecure Direct Object References (IDOR) in all versions up

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

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CVE-2026-1375 vulnerability details – vuln.today

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