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CVE-2026-111603— PlayEdu through 2.3 Missing Authorization via Student CourseController Endpoints

Quick assessment

Affected
PlayEdu PlayEdu
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.

PlayEdu 2.3 及以下版本在 CourseController 中存在授权缺失漏洞：已认证的学生可通过省略部门可见性检查，访问仅限特定部门访问的课程。攻击者可利用课程详情和附件下载接口，通过枚举连续的课程 ID 和附件 ID，获取其他部门的课程结构及附件文件。

CVSS 4.3 · Medium EPSS 0.32% · P25

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
PlayEdu PlayEdu ≤ 2.3 affected
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I. Basic Information for CVE-2026-111603

Vulnerability Information
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Vulnerability Title
PlayEdu through 2.3 Missing Authorization via Student CourseController Endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
PlayEdu through 2.3 contains a missing authorization vulnerability in the CourseController that allows authenticated students to access department-restricted courses by omitting the department visibility check. Attackers can enumerate sequential course and attachment IDs via the course details and attachment download endpoints to obtain course structure and attachment files from other departments.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
PlayEdu PlayEdu 0 ~ 2.3 -

II. Public POCs for CVE-2026-111603

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-111603

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Vendor Advisories for CVE-2026-111603 (1)

Security Blog Posts for CVE-2026-111603 (1)

Vendor Pages for CVE-2026-111603 (1)

Other References for CVE-2026-111603 (1)

IV. Related Vulnerabilities

Same weakness: CWE-639