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 to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.
Vulnerability class: Buffer Overflow
EPSS: 0.007 (48.0th 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.
Affected products
- Tenda Ac9 — versions 15.03.06.42_multi
- Tenda Ac9_firmware — versions 5.03.06.42_multi
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2026-2192?
- CVE-2026-2192 is a high-severity vulnerability in Tenda Ac9, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. 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.