Vulnerability · Published Mar 12, 2026 · Assigned by VulDB
CVE-2026-4043Tenda i12 wifiSSIDget formwrlSSIDget stack-based overflow
High 8.8
In plain English
A high-severity stack buffer overflow in i12 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 48% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.6%top 51.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A security vulnerability has been detected in Tenda i12 1.0.0.6(2204). The impacted element is the function formwrlSSIDget of the file /goform/wifiSSIDget. Such manipulation of the argument index leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.
Affected products (as reported)
Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-350655 | Tenda i12 wifiSSIDget formwrlSSIDget stack-based overflow vdb-entry, technical-description
- VDB-350655 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #769464 | Tenda i12 V1.0.0.6(2204) Buffer Overflow third-party-advisory
- https://github.com/Jimi-Lab/cve/issues/3 exploit, issue-tracking
- https://www.tenda.com.cn/ product