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CVE-2025-5786— TOTOLINK X15 HTTP POST Request formDMZ 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，该漏洞源于对文件/boafrm/formDMZ中参数submit-url的错误操作导致缓冲区溢出。

CVSS 8.8 · High EPSS 6.05% · P93

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-5786

Vulnerability Information
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Vulnerability Title
TOTOLINK X15 HTTP POST Request formDMZ 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 classified as critical. Affected is an unknown function of the file /boafrm/formDMZ of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. It is possible to launch the attack 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，该漏洞源于对文件/boafrm/formDMZ中参数submit-url的错误操作导致缓冲区溢出。
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

Vendor Product Affected Versions CPE Subscribe
TOTOLINK X15 1.0.0-B20230714.1105 -

II. Public POCs for CVE-2025-5786

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 9132 chars
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III. Intelligence Information for CVE-2025-5786

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News Coverage for CVE-2025-5786 (1)

Same Patch Batch · TOTOLINK · 2025-06-06 · 14 CVEs total

CVE-2025-5793 8.8 HIGH TOTOLINK EX1200T HTTP POST Request formPortFw buffer overflow
CVE-2025-5792 8.8 HIGH TOTOLINK EX1200T HTTP POST Request formWlanRedirect buffer overflow
CVE-2025-5790 8.8 HIGH TOTOLINK X15 HTTP POST Request formIpQoS buffer overflow
CVE-2025-5789 8.8 HIGH TOTOLINK X15 HTTP POST Request formPortFw buffer overflow
CVE-2025-5788 8.8 HIGH TOTOLINK X15 HTTP POST Request formReflashClientTbl buffer overflow
CVE-2025-5787 8.8 HIGH TOTOLINK X15 HTTP POST Request formWsc buffer overflow
CVE-2025-5785 8.8 HIGH TOTOLINK X15 HTTP POST Request formWirelessTbl buffer overflow
CVE-2025-5739 8.8 HIGH TOTOLINK X15 HTTP POST Request formSaveConfig buffer overflow
CVE-2025-5738 8.8 HIGH TOTOLINK X15 HTTP POST Request formStats buffer overflow
CVE-2025-5737 8.8 HIGH TOTOLINK X15 HTTP POST Request formDosCfg buffer overflow
CVE-2025-5736 8.8 HIGH TOTOLINK X15 HTTP POST Request formNtp buffer overflow
CVE-2025-5735 8.8 HIGH TOTOLINK X15 HTTP POST Request formSetLg buffer overflow
CVE-2025-5734 8.8 HIGH TOTOLINK X15 HTTP POST Request formWlanRedirect buffer overflow

IV. Related Vulnerabilities

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

V. Comments for CVE-2025-5786

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