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CVE-2026-5988— Tenda F451 AdvSetWrlsafeset formWrlsafeset stack-based overflow

Quick assessment

Affected
Tenda F451
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda F451是中国腾达（Tenda）公司的一款无线路由器。 Tenda F451 1.0.0.7版本存在安全漏洞，该漏洞源于对/goform/AdvSetWrlsafeset文件formWrlsafeset函数参数mit_ssid的操作，可能导致基于栈的缓冲区溢出。

CVSS 8.8 · High EPSS 0.95% · P60

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-5988

Vulnerability Information
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Vulnerability Title
Tenda F451 AdvSetWrlsafeset formWrlsafeset stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in Tenda F451 1.0.0.7. This impacts the function formWrlsafeset of the file /goform/AdvSetWrlsafeset. Performing a manipulation of the argument mit_ssid results in stack-based buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda F451 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda F451是中国腾达（Tenda）公司的一款无线路由器。 Tenda F451 1.0.0.7版本存在安全漏洞，该漏洞源于对/goform/AdvSetWrlsafeset文件formWrlsafeset函数参数mit_ssid的操作，可能导致基于栈的缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Tenda F451 1.0.0.7 cpe:2.3:o:tenda:f451_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-5988

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 6229 chars
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III. Intelligence Information for CVE-2026-5988

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Same Patch Batch · Tenda · 2026-04-09 · 8 CVEs total

CVE-2026-5991 8.8 HIGH Tenda F451 WrlExtraSet formWrlExtraSet stack-based overflow
CVE-2026-5990 8.8 HIGH Tenda F451 SafeEmailFilter fromSafeEmailFilter stack-based overflow
CVE-2026-5989 8.8 HIGH Tenda F451 RouteStatic fromRouteStatic stack-based overflow
CVE-2026-5830 8.8 HIGH Tenda AC15 SysToolChangePwd websGetVar stack-based overflow
CVE-2026-5962 7.3 HIGH Tenda CH22 httpd R7WebsSecurityHandlerfunction path traversal
CVE-2026-5849 7.3 HIGH Tenda i12 HTTP path traversal
CVE-2026-5841 7.3 HIGH Tenda i3 HTTP R7WebsSecurityHandler path traversal

IV. Related Vulnerabilities

Same product: F451
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2026-5988

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