TI-2026-03296 Aliases CVE-2026-3807 GHSA-9243-ffgw-2q55

Tenda FH1202 AdvSetWrlsafeset formWrlsafeset stack-based overflow

HIGH 73CWE-119Published 2026-03-09 · Updated 2026-03-10

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

A security vulnerability has been detected in Tenda FH1202 1.2.0.14(408). Impacted is the function formWrlsafeset of the file /goform/AdvSetWrlsafeset. Such manipulation of the argument mit_ssid/mit_ssid_index leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00748 55th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Tenda	FH1202	1.2.0.14(408)	—	No fix listed	CNA

FH1202 VendorTenda Affected 1.2.0.14(408) Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:tenda:fh1202_firmware:1.2.0.14\(408\):::::::*	1.2.0.14(408)	Vulnerable	Tenda
cpe:2.3:h:tenda:fh1202:-:::::::*	not specified by NVD	Running on	Tenda

cpe:2.3:o:tenda:fh1202_firmware:1.2.0.14\(408\):*:*:*:*:*:*:* Versions 1.2.0.14(408) Vulnerable ·Tenda
cpe:2.3:h:tenda:fh1202:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-3807
2026-10-03 Alias added: GHSA-9243-ffgw-2q55

References

Exploit 1

https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-fh1202-advsetwrlsafeset-mit-ssid-buffer-overflow

Other 1

https://www.tenda.com.cn/

TI-2024-20306 Tenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability in the deviceId parameter… CVSS 3.1CRITICAL 9.8
TI-2024-20304 Tenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability located in the deviceName… CVSS 3.1CRITICAL 9.8
TI-2024-20300 Tenda FH1202 v1.2.0.14(408) firmware has a stack overflow vulnerability in the entrys… CVSS 3.1CRITICAL 9.8
TI-2024-20295 Tenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability in the security parameter… CVSS 3.1CRITICAL 9.8
TI-2023-20199 Tenda F1202 V1.2.0.9 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via… CVSS 3.1CRITICAL 9.8
TI-2023-20198 Tenda F1202 V1.2.0.9, PA202 V1.1.2.5, PW201A V1.1.2.5 and FH1202 V1.2.0.9 were discovered… CVSS 3.1CRITICAL 9.8

See all 62 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences