Beijing Yunfan Internet Technology Yunfan Learning Examination System doc.html improper authorization
Priority HIGH 70CWE-266Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Privilege escalation, Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-266 and CWE-285.
Summary
A vulnerability was found in Beijing Yunfan Internet Technology Yunfan Learning Examination System 1.9.2. It has been rated as critical. This issue affects some unknown processing of the file /doc.html. The manipulation leads to improper authorization. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00585 48th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD and the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Beijing Yunfan Internet Technology | Yunfan Learning Examination System | 1.9.2 | — | No fix listed | CNA |
- Yunfan Learning Examination System VendorBeijing Yunfan Internet Technology Affected 1.9.2 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:kaoshifeng:yunfan_learning_examination_system:1.9.2:*:*:*:*:*:*:* | 1.9.2 | Vulnerable | Beijing Yunfan Internet Technology |
- cpe:2.3:a:kaoshifeng:yunfan_learning_examination_system:1.9.2:*:*:*:*:*:*:* Versions 1.9.2 Vulnerable ·Beijing Yunfan Internet Technology
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-13109
- 2026-10-03 Alias added: GHSA-w626-5585-3jv3
References
More Beijing Yunfan Internet Technology Yunfan Learning Examination System vulnerabilities
- TI-2023-25357 An issue in Beijing Yunfan Internet Technology Co., Ltd, Yunfan Learning Examination… CVSS 3.1MEDIUM 5.3
- TI-2024-12159 Beijing Yunfan Internet Technology Yunfan Learning Examination System JWT Token SysUserControl improper authentication CVSS 4.0MEDIUM 6.3
- TI-2024-12158 Information disclosure in Beijing Yunfan Internet Technology Yunfan Learning Examination… CVSS 4.0MEDIUM 5.3
Sources
- CVE-2024-13109 · CVE Program
- CVE-2024-13109 · NVD
- FIRST EPSS
- GHSA-w626-5585-3jv3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences