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CVE-2026-64965— Missing Authorization Check 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是Atutor组织开源的一款在线学习管理系统。 ATutor 2.2.4版本存在授权问题漏洞，该漏洞源于测试和问题导入端点缺少授权检查，可能导致低权限认证用户（如学生）通过直接请求后端导入端点绕过授权检查，未授权导入测试和问题。

CVSS 5.3 · Medium EPSS 0.39% · P31

Affected Version Matrix 1

VendorProduct Version RangeStatus
ATutor ATutor 2.2.4 affected
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I. Basic Information for CVE-2026-64965

Vulnerability Information
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Vulnerability Title
Missing Authorization Check in ATutor
Source: CVE Program / CVE List V5
Vulnerability Description
ATutor is vulnerable to Missing Authorization Check on Test and Question Import endpoints.  A low-privileged authenticated user (e.g. a student) enrolled in a course can bypass authorization checks by sending requests directly to the backend import endpoints, allowing the unauthorized import of tests and questions within a course. 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
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
ATutor 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ATutor是Atutor组织开源的一款在线学习管理系统。 ATutor 2.2.4版本存在授权问题漏洞，该漏洞源于测试和问题导入端点缺少授权检查，可能导致低权限认证用户（如学生）通过直接请求后端导入端点绕过授权检查，未授权导入测试和问题。
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
ATutor ATutor 2.2.4 -

II. Public POCs for CVE-2026-64965

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III. Intelligence Information for CVE-2026-64965

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Security Blog Posts for CVE-2026-64965 (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-2026-64969 5.3 MEDIUM Insecure Direct Object Reference 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-862

V. Comments for CVE-2026-64965

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