Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-4551— Tenda F453 Parameters SafeClientFilter fromSafeClientFilter memory corruption

Quick assessment

Affected
Tenda F453
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda F453是中国腾达（Tenda）公司的一款无线路由器。 Tenda F453 1.0.0.3版本存在安全漏洞，该漏洞源于对参数处理组件中文件/goform/SafeClientFilter的函数fromSafeClientFilter的参数menufacturer/Go的错误操作，可能导致基于栈的缓冲区溢出。

CVSS 8.8 · High EPSS 1.01% · P62
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-4551

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Tenda F453 Parameters SafeClientFilter fromSafeClientFilter memory corruption
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Tenda F453 1.0.0.3. This vulnerability affects the function fromSafeClientFilter of the file /goform/SafeClientFilter of the component Parameters Handler. Performing a manipulation of the argument menufacturer/Go results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could 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 F453 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda F453是中国腾达（Tenda）公司的一款无线路由器。 Tenda F453 1.0.0.3版本存在安全漏洞，该漏洞源于对参数处理组件中文件/goform/SafeClientFilter的函数fromSafeClientFilter的参数menufacturer/Go的错误操作，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 F453 1.0.0.3 cpe:2.3:o:tenda:f453_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-4551

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-4551

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-4551 (2)

Other References for CVE-2026-4551 (1)

Same Patch Batch · Tenda · 2026-03-22 · 6 CVEs total

CVE-2026-4553 8.8 HIGH Tenda F453 Parameters Natlimit fromNatlimit stack-based overflow
CVE-2026-4552 8.8 HIGH Tenda F453 Parameters VirtualSer fromVirtualSer memory corruption
CVE-2026-4535 8.8 HIGH Tenda FH451 WrlclientSet stack-based overflow
CVE-2026-4534 8.8 HIGH Tenda FH451 WrlExtraSet formWrlExtraSet stack-based overflow
CVE-2026-4554 6.3 MEDIUM Tenda F453 WriteFacMac FormWriteFacMac privilege escalation

IV. Related Vulnerabilities

Same product: F453
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2026-4551

No comments yet

Leave a comment