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CVE-2026-64969— Insecure Direct Object Reference in ATutor

Quick assessment

Affected
ATutor ATutor
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.

ATutor 在其头像相关接口中存在不安全的直接对象引用（IDOR）漏洞。任何经过身份验证的用户（包括学生）都可以在 POST 请求中传入其他用户的 member_id，调用个人资料相册接口，从而永久删除该用户的头像，甚至包括教师和管理人员的头像。 该产品已不再获得官方支持，且相关漏洞尚未修复。仅对版本 2.2.4 进行了测试并确认存在漏洞，其他版本未经测试，但可能同样存在该漏洞。

CVSS 5.3 · Medium EPSS 0.27% · P19

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
ATutor ATutor 2.2.4 affected
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I. Basic Information for CVE-2026-64969

Vulnerability Information
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Vulnerability Title
Insecure Direct Object Reference in ATutor
Source: CVE Program / CVE List V5
Vulnerability Description
ATutor is vulnerable to Insecure Direct Object Reference (IDOR) attack in profile picture related endpoints. Any authenticated user, including a student, can supply another user's member_id in a POST request to the profile album endpoint and permanently delete that user's profile picture, including those of instructors and administrators. Product is no longer actively supported and the vulnerabilities have not been fixed. Only version 2.2.4 was tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA: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
ATutor ATutor 2.2.4 -

II. Public POCs for CVE-2026-64969

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III. Intelligence Information for CVE-2026-64969

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Security Blog Posts for CVE-2026-64969 (1)

Same Patch Batch · ATutor · 2026-08-20 · 13 CVEs total

CVE-2026-64960 8.7 HIGH Remote Code Execution via Unrestricted File Upload in ATutor
CVE-2026-64966 8.7 HIGH Path Traversal leading to Remote Code Execution in ATutor
CVE-2026-64967 6.9 MEDIUM Path Traversal in ATutor
CVE-2026-64964 6.3 MEDIUM Generation of Predictable Email Confirmation Token in ATutor
CVE-2026-64961 6.3 MEDIUM Authentication Bypass in ATutor
CVE-2026-64965 5.3 MEDIUM Missing Authorization Check in ATutor
CVE-2026-64968 5.1 MEDIUM Server-Side Request Forgery in ATutor
CVE-2026-64962 5.1 MEDIUM Cross-Site Request Forgery (CSRF) in ATutor
CVE-2026-64970 5.1 MEDIUM Stored XSS in ATutor
CVE-2026-64971 4.8 MEDIUM Reflected XSS in ATutor
CVE-2026-64972 4.8 MEDIUM Reflected XSS in ATutor
CVE-2026-64963 2.3 LOW Path Traversal in ATutor

IV. Related Vulnerabilities

Same product: ATutor
Same vendor: ATutor
Same weakness: CWE-639

V. Comments for CVE-2026-64969

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