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CVE-2026-12273— Tutor LMS < 3.9.13 - Subscriber+ Arbitrary Auto-Approved Comment Creation

Quick assessment

Affected
Unknown Tutor LMS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

themeum tutor lms是themeum公司开源的一款在线学习管理系统。 WordPress Tutor LMS 3.9.13之前版本存在权限许可和访问控制问题漏洞，该漏洞源于在处理评论创建时未执行任何授权或目标验证，并将评论存储为预先批准状态，可能导致经过身份验证且具备订阅者级或更高级别访问权限的用户发布包含任意HTML和链接的自动批准评论，绕过评论审核队列。

AI Predicted 6.5 Difficulty: Easy EPSS 0.28% · P19

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Tutor LMS < 3.9.13 affected
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I. Basic Information for CVE-2026-12273

Vulnerability Information
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Vulnerability Title
Tutor LMS < 3.9.13 - Subscriber+ Arbitrary Auto-Approved Comment Creation
Source: CVE Program / CVE List V5
Vulnerability Description
The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments containing arbitrary HTML and links on any content across the site, bypassing the comment moderation queue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Tutor LMS 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
themeum tutor lms是themeum公司开源的一款在线学习管理系统。 WordPress Tutor LMS 3.9.13之前版本存在权限许可和访问控制问题漏洞，该漏洞源于在处理评论创建时未执行任何授权或目标验证，并将评论存储为预先批准状态，可能导致经过身份验证且具备订阅者级或更高级别访问权限的用户发布包含任意HTML和链接的自动批准评论，绕过评论审核队列。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown Tutor LMS 0 ~ 3.9.13 -

II. Public POCs for CVE-2026-12273

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III. Intelligence Information for CVE-2026-12273

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Other References for CVE-2026-12273 (1)

Same Patch Batch · Unknown · 2026-07-13 · 11 CVEs total

CVE-2026-12275 Tutor LMS < 3.9.13 - Subscriber+ Unauthorized Course Enrollment and Private Course Content
CVE-2026-12397 WP Job Portal < 2.5.5 - Subscriber+ Employer Email Disclosure via IDOR
CVE-2026-12582 Library Management System < 3.5.8 - Unauthenticated SQL Injection via book_id
CVE-2026-12396 WP Job Portal < 2.5.5 - Subscriber+ Arbitrary Job Approval, Featuring and Rejection
CVE-2026-11964 User Registration & Membership < 5.2.2 - Unauthenticated PayPal Webhook Signature Verifica
CVE-2026-12081 Database for Contact Form 7, WPforms, Elementor forms < 1.5.2 - Unauthenticated PHP Object
CVE-2026-12271 Tutor LMS < 3.9.13 - Subscriber+ Arbitrary Quiz Attempt Modification via IDOR
CVE-2026-12274 Tutor LMS < 3.9.13 - Instructor+ Arbitrary Post Overwrite via IDOR
CVE-2026-11963 User Registration & Membership < 5.2.2 - Subscriber+ Cross-User Role and Membership Tier M
CVE-2026-10551 Breeze Cache < 2.5.6 - Unauthenticated Stored XSS via Minify Library

IV. Related Vulnerabilities

Same product: Tutor LMS
Same vendor: Unknown

V. Comments for CVE-2026-12273

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