CVE-2026-8138
HIGHCVSS 8.8/10EPSS 0.57%
Last modified
CVE-2026-8138 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability was found in Tenda CX12L 16.03.53.12. This issue affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg”. EPSS estimates a 0.57% chance of exploitation in the next 30 days.
Description
A vulnerability was found in Tenda CX12L 16.03.53.12. This issue affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg”. The manipulation results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could be used.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tenda | Cx12l Firmware | 16.03.53.12 |
References
- https://github.com/cve-a/lvdan/issues/6Exploit, Issue Tracking, Third Party Advisory
- https://vuldb.com/submit/808867Third Party Advisory, VDB Entry
- https://vuldb.com/vuln/361927Third Party Advisory, VDB Entry
- https://vuldb.com/vuln/361927/ctiPermissions Required, VDB Entry
- https://www.tenda.com.cn/Product
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-8138?
A vulnerability was found in Tenda CX12L 16.03.53.12. This issue affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg”. The manipulation results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could be used.
How severe is CVE-2026-8138?
CVE-2026-8138 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.
How do I fix CVE-2026-8138?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-8138?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST