CVE-2026-24669— Open eClass Insecure Password Reset Token Reuse Enables Account Takeover
Quick assessment
Affected
gunet openeclass
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.
Open eClass是Greek Universities Network开源的一个电子课堂系统。 Open eClass 4.2之前版本存在代码问题漏洞，该漏洞源于不安全的密码重置机制，可能导致本地攻击者重用已使用的密码重置令牌，从而进行未经授权的密码更改。
Possible ATT&CK Techniques 1 AI
T1078.001 · Default Accounts
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I. Basic Information for CVE-2026-24669
Vulnerability Information
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Vulnerability Title
Open eClass Insecure Password Reset Token Reuse Enables Account Takeover
Source: CVE Program / CVE List V5
Vulnerability Description
The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, an insecure password reset mechanism allows local attackers to reuse a valid password reset token after it has already been used, enabling unauthorized password changes and potential account takeover. This issue has been patched in version 4.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的会话过期机制
Source: CVE Program / CVE List V5
Vulnerability Title
Open eClass 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open eClass是Greek Universities Network开源的一个电子课堂系统。 Open eClass 4.2之前版本存在代码问题漏洞，该漏洞源于不安全的密码重置机制，可能导致本地攻击者重用已使用的密码重置令牌，从而进行未经授权的密码更改。
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 |
|---|---|---|---|---|
| gunet | openeclass | < 4.2 | - |
|
II. Public POCs for CVE-2026-24669
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · gunet · 2026-02-03 · 13 CVEs total
| CVE-2026-24665 | 8.7 HIGH | Open eClass is Vulnerable to Stored Cross-Site Scripting (XSS) via Student Assignment Uplo |
| CVE-2026-24773 | 7.5 HIGH | Open eClass Unauthenticated IDOR Allows Access to Arbitrary User Files |
| CVE-2026-24672 | 7.3 HIGH | Open eClass is Vulnerable to Stored Cross-Site Scripting (XSS) in User Profile Fields |
| CVE-2026-24666 | 6.5 MEDIUM | Open eClass is Vulnerable to CSRF in Teacher-Restricted Endpoints Allows Unauthorized Acti |
| CVE-2026-24668 | 6.5 MEDIUM | Open eClass Broken Access Control Allows Students to Add Content to Course Units |
| CVE-2026-24670 | 6.5 MEDIUM | Open eClass Has Broken Access Control in Course Units Module Allows Students to Create Uni |
| CVE-2026-24671 | 6.1 MEDIUM | Open eClass is Vulnerable to Stored Cross-Site Scripting (XSS) in Multiple High-Privilege |
| CVE-2026-24664 | 5.3 MEDIUM | Open eClass is Vulnerable to Username Enumeration via Login Response Discrepancies |
| CVE-2026-24667 | 5.0 MEDIUM | Open eClass's Active Sessions Not Invalidated After Password Change Allow Persistent Accou |
| CVE-2026-24674 | 4.7 MEDIUM | Open eClass is Vulnerable to Reflected Cross-Site Scripting (XSS) in Multiple Endpoints |
| CVE-2026-24673 | 4.3 MEDIUM | Open eClass Has File Upload Filter Bypass via ZIP Archive Extraction |
| CVE-2026-24774 | 4.3 MEDIUM | Open eClass Business Logic Flaw Allows Students to Mark Attendance in Expired Activities |
IV. Related Vulnerabilities
Same product: openeclass
-
CVE-2026-24668
Open eClass Broken Access Control Allows Students to Add Con -
CVE-2026-24667
Open eClass's Active Sessions Not Invalidated After Password -
CVE-2026-24666
Open eClass is Vulnerable to CSRF in Teacher-Restricted Endp -
CVE-2026-24665
Open eClass is Vulnerable to Stored Cross-Site Scripting (XS -
CVE-2026-24774
Open eClass Business Logic Flaw Allows Students to Mark Atte
Same vendor: gunet
-
CVE-2026-24668
Open eClass Broken Access Control Allows Students to Add Con -
CVE-2026-24667
Open eClass's Active Sessions Not Invalidated After Password -
CVE-2026-24666
Open eClass is Vulnerable to CSRF in Teacher-Restricted Endp -
CVE-2026-24665
Open eClass is Vulnerable to Stored Cross-Site Scripting (XS -
CVE-2026-24774
Open eClass Business Logic Flaw Allows Students to Mark Atte
Same weakness: CWE-613
-
CVE-2026-103283
Ghost 6.20.0 before 6.57.1 Authentication Bypass via Session -
CVE-2026-103279
Ghost 3.10.0 before 6.34.0 Session Invalidation Bypass -
CVE-2026-102367
mall4j through 4.0 Insufficient Session Expiration via Token -
CVE-2026-88805
Session Not Revoked Server-Side on Logout in Rancher -
CVE-2026-100711
froxlor before 2.3.12 Authentication Bypass via Session Pers
V. Comments for CVE-2026-24669
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