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CVE-2026-7056— Tenda F456 httpd SafeUrlFilter fromSafeUrlFilter buffer overflow

CVSS 8.8 · High EPSS 0.08% · P24
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I. Basic Information for CVE-2026-7056

Vulnerability Information
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Vulnerability Title
Tenda F456 httpd SafeUrlFilter fromSafeUrlFilter buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was detected in Tenda F456 1.0.0.5. Impacted is the function fromSafeUrlFilter of the file /goform/SafeUrlFilter of the component httpd. The manipulation of the argument page results in buffer overflow. The attack may be performed from remote. The exploit is now public and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tenda F456 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda F456是中国腾达（Tenda）公司的一款无线路由器。 Tenda F456 1.0.0.5版本存在缓冲区错误漏洞，该漏洞源于httpd组件中/goform/SafeUrlFilter文件的fromSafeUrlFilter函数对page参数操作不当，可能导致缓冲区溢出。
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

VendorProductAffected VersionsCPESubscribe
TendaF456 1.0.0.5 -

II. Public POCs for CVE-2026-7056

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III. Intelligence Information for CVE-2026-7056

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Same Patch Batch · Tenda · 2026-04-26 · 14 CVEs total

CVE-2026-70578.8 HIGHTenda F456 httpd setcfm buffer overflow
CVE-2026-70558.8 HIGHTenda F456 httpd VirtualSer fromVirtualSer buffer overflow
CVE-2026-70548.8 HIGHTenda F456 httpd PPTPDClient fromPptpUserAdd buffer overflow
CVE-2026-70538.8 HIGHTenda F456 httpd L7Prot frmL7ProtForm buffer overflow
CVE-2026-70358.8 HIGHTenda FH1202 httpd WrlclientSet fromWrlclientSet stack-based overflow
CVE-2026-70348.8 HIGHTenda FH1202 httpd WrlExtraSet stack-based overflow
CVE-2026-70338.8 HIGHTenda F456 SafeClientFilter fromSafeClientFilter buffer overflow
CVE-2026-70328.8 HIGHTenda F456 SafeEmailFilter buffer overflow
CVE-2026-70318.8 HIGHTenda F456 SafeMacFilter fromSafeMacFilter buffer overflow
CVE-2026-70308.8 HIGHTenda F456 RouteStatic fromRouteStatic buffer overflow
CVE-2026-70298.8 HIGHTenda F456 addressNat fromaddressNat buffer overflow
CVE-2026-70198.8 HIGHTenda F456 P2pListFilter fromP2pListFilter buffer overflow
CVE-2026-70367.3 HIGHTenda i9 HTTP R7WebsSecurityHandlerfunction path traversal

IV. Related Vulnerabilities

Same product: F456
Same vendor: Tenda
Same weakness: CWE-120

V. Comments for CVE-2026-7056

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