Buffer overflow in Tenda Ac9
CVE-2026-2192
A security vulnerability has been detected in Tenda AC9 15.03.06.42_multi. Affected by this vulnerability is the function formGetRebootTimer. Such manipulation of the argument sys.schedulereboot.start_time/sys.schedulereboot.end_time leads…
Vulnerability class: Buffer Overflow
EPSS: 0.001 (34.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R.
Affected products
- Tenda Ac9 — versions 15.03.06.42_multi
Weakness classification (CWE)
References
- VDB-344895 | Tenda AC9 formGetRebootTimer stack-based overflow (vdb-entry, technical-description)
- VDB-344895 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #749801 | Tenda AC9 v1.0/V3.0 V15.03.06.42_multi Stack-based Buffer Overflow (third-party-advisory)
- github.com/glkfc/IoT-Vulnerability/blob/main/Tenda/tenda4.md (exploit)
- www.tenda.com.cn/ (product)
Frequently asked questions
- What is CVE-2026-2192?
- CVE-2026-2192 is a high-severity vulnerability in Tenda Ac9, classified under Stack-based Buffer Overflow. CVSS score: 7.2/10. Published 2026-02-08.
- How severe is CVE-2026-2192?
- High severity. CVSS v3 base score is 7.2 out of 10.