CVE-2026-2909
Last modified
CVE-2026-2909 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability was detected in Tenda HG9 300001138. This affects an unknown part of the file /boaform/formPing of the component Diagnostic Ping Endpoint. EPSS estimates a 0.56% chance of exploitation in the next 30 days.
Description
A vulnerability was detected in Tenda HG9 300001138. This affects an unknown part of the file /boaform/formPing of the component Diagnostic Ping Endpoint. Performing a manipulation of the argument pingAddr results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tenda | Hg9 Firmware | 300001138 |
References
- https://github.com/QIU-DIE/cve-nneeww/issues/11Exploit, Issue Tracking, Mitigation, Third Party Advisory
- https://vuldb.com/?ctiid.347218Permissions Required, VDB Entry
- https://vuldb.com/?id.347218Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.755211Third Party Advisory, VDB Entry
- https://www.tenda.com.cn/Product
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-2909?
How severe is CVE-2026-2909?
How do I fix CVE-2026-2909?
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.
Related CVEs from 2026
- CVE-2026-29082Kestra is an event-driven orchestration platform. In version…5.4
- CVE-2026-29084Gokapi is a self-hosted file sharing server with automatic e…4.6
- CVE-2026-29085Hono is a Web application framework that provides support fo…6.5
- CVE-2026-29086Hono is a Web application framework that provides support fo…5.4
- CVE-2026-29087@hono/node-server allows running the Hono application on Nod…7.5
- CVE-2026-29089TimescaleDB is a time-series database for high-performance r…8.8
- CVE-2026-29090### Summary A SQL injection vulnerability exists in Rucio v…8.8
- CVE-2026-29091Locutus brings stdlibs of other programming languages to Jav…8.1
- CVE-2026-29092Kiteworks is a private data network (PDN). Prior to version …7.5
- CVE-2026-29093WWBN AVideo is an open source video platform. Prior to versi…9.8
- CVE-2026-29096SuiteCRM is an open-source, enterprise-ready Customer Relati…6.5
- CVE-2026-29097SuiteCRM is an open-source, enterprise-ready Customer Relati…7.5
Are you affected by CVE-2026-2909?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST