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CVE-2025-8246— TOTOLINK X15 HTTP POST Request formRoute buffer overflow

Quick assessment

Affected
TOTOLINK X15
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.

TOTOLINK X15是中国吉翁电子（TOTOLINK）公司的一款网络无线扩展器。 TOTOLINK X15 1.0.0-B20230714.1105版本存在安全漏洞，该漏洞源于组件HTTP POST Request Handler中文件/boafrm/formRoute的参数submit-url存在缓冲区溢出。

CVSS 8.8 · High EPSS 0.78% · P53

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-8246

Vulnerability Information
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Vulnerability Title
TOTOLINK X15 HTTP POST Request formRoute buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105. It has been rated as critical. Affected by this issue is some unknown functionality of the file /boafrm/formRoute of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the 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
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
TOTOLINK X15 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TOTOLINK X15是中国吉翁电子（TOTOLINK）公司的一款网络无线扩展器。 TOTOLINK X15 1.0.0-B20230714.1105版本存在安全漏洞，该漏洞源于组件HTTP POST Request Handler中文件/boafrm/formRoute的参数submit-url存在缓冲区溢出。
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
TOTOLINK X15 1.0.0-B20230714.1105 -

II. Public POCs for CVE-2025-8246

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8032 chars
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III. Intelligence Information for CVE-2025-8246

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News Coverage for CVE-2025-8246 (1)

Same Patch Batch · TOTOLINK · 2025-07-27 · 5 CVEs total

CVE-2025-8245 8.8 HIGH TOTOLINK X15 HTTP POST Request formMultiAPVLAN buffer overflow
CVE-2025-8244 8.8 HIGH TOTOLINK X15 HTTP POST Request formMapDelDevice buffer overflow
CVE-2025-8243 8.8 HIGH TOTOLINK X15 HTTP POST Request formMapDel buffer overflow
CVE-2025-8242 8.8 HIGH TOTOLINK X15 HTTP POST Request formFilter buffer overflow

IV. Related Vulnerabilities

Same product: X15
Same vendor: TOTOLINK
Same weakness: CWE-120

V. Comments for CVE-2025-8246

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