CVE-2026-12274

Tutor LMS < 3.9.13 - Instructor+ Arbitrary Post Overwrite via IDOR

Published Jul 13, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
The Tutor LMS WordPress plugin before 3.9.13 does not verify that the requesting user is allowed to edit a target post before overwriting it in one of its content-builder save handlers, authorizing the request only against an unrelated identifier, allowing authenticated users with instructor-level access to overwrite and take over any post or page on the site, including those owned by administrators.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions tutor Lms
Vendors & Products Wordpress-extensions
Wordpress-extensions tutor Lms
Type Values Removed Values Added
Weaknesses CWE-284
Type Values Removed Values Added
Weaknesses CWE-285
CWE-639
Type Values Removed Values Added
Weaknesses CWE-285
CWE-639
Type Values Removed Values Added
Weaknesses CWE-639
Type Values Removed Values Added
Weaknesses CWE-639
Type Values Removed Values Added
Weaknesses CWE-639
Type Values Removed Values Added
Weaknesses CWE-639
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description The Tutor LMS WordPress plugin before 3.9.13 does not verify that the requesting user is allowed to edit a target post before overwriting it in one of its content-builder save handlers, authorizing the request only against an unrelated identifier, allowing authenticated users with instructor-level access to overwrite and take over any post or page on the site, including those owned by administrators.
Title Tutor LMS < 3.9.13 - Instructor+ Arbitrary Post Overwrite via IDOR
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Jul 13, 2026, 3:48 PM
Reserved
Jun 15, 2026, 11:20 AM
Status
Deferred
Published
Jul 13, 2026, 7:16 AM
Modified
Jul 13, 2026, 6:05 PM