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CVE-2026-71231— IOTSmartHome - Unauthenticated SQL Injection via lastLogin Cookie

Quick assessment

Affected
thebradleysanders IOTSmartHome
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.

Brad Sanders IOTSmartHome PHP是Brad Sanders个人开发者的一款智能家居管理系统。 Brad Sanders IOTSmartHome PHP 存在SQL注入漏洞，该漏洞源于gui/login.php文件中的checkCookie()函数通过safe_decode()对客户端提供的lastLogin cookie进行base64解码后，未对解码值进行清理便将其拼接到SQL查询字符串中，可能导致未经身份验证的攻击者通过设置包含base64编码的SQL注入有效载荷的last

CVSS 9.8 · Critical EPSS 0.66% · P51

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
thebradleysanders IOTSmartHome affected
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I. Basic Information for CVE-2026-71231

Vulnerability Information
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Vulnerability Title
IOTSmartHome - Unauthenticated SQL Injection via lastLogin Cookie
Source: CVE Program / CVE List V5
Vulnerability Description
IOTSmartHome's gui/login.php checkCookie function builds an authentication query as SELECT * FROM users WHERE ID='<decoded lastLogin cookie>' after base64-decoding the client-supplied lastLogin cookie via safe_decode, which performs URL-safe base64 decoding with no sanitization of the decoded value before it is concatenated into the SQL string.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Brad Sanders IOTSmartHome PHP SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Brad Sanders IOTSmartHome PHP是Brad Sanders个人开发者的一款智能家居管理系统。 Brad Sanders IOTSmartHome PHP 存在SQL注入漏洞，该漏洞源于gui/login.php文件中的checkCookie()函数通过safe_decode()对客户端提供的lastLogin cookie进行base64解码后，未对解码值进行清理便将其拼接到SQL查询字符串中，可能导致未经身份验证的攻击者通过设置包含base64编码的SQL注入有效载荷的last
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
thebradleysanders IOTSmartHome 0 -

II. Public POCs for CVE-2026-71231

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7335 chars
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III. Intelligence Information for CVE-2026-71231

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Other References for CVE-2026-71231 (1)

IV. Related Vulnerabilities

Same weakness: CWE-89

V. Comments for CVE-2026-71231

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