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CVE-2026-9532— Totolink CA750-PoE Setting cstecgi.cgi setUploadUserData os command injection

CVSS 6.3 · Medium EPSS 2.95% · P87

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
TotolinkCA750-PoE6.2c.510affected
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I. Basic Information for CVE-2026-9532

Vulnerability Information
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Vulnerability Title
Totolink CA750-PoE Setting cstecgi.cgi setUploadUserData os command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security vulnerability has been detected in Totolink CA750-PoE 6.2c.510. The affected element is the function setUploadUserData of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument FileName leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly 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:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
TotolinkCA750-PoE 6.2c.510 cpe:2.3:a:totolink:ca750-poe:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-9532

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III. Intelligence Information for CVE-2026-9532

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Proof of Concept for CVE-2026-9532 (1)

Same Patch Batch · Totolink · 2026-05-26 · 5 CVEs total

CVE-2026-95439.8 CRITICALTotolink N300RH Web Management cstecgi.cgi setPasswordCfg os command injection
CVE-2026-95346.3 MEDIUMTotolink CA750-PoE Setting cstecgi.cgi setWiFiWpsConfig os command injection
CVE-2026-95336.3 MEDIUMTotolink CA750-PoE Setting cstecgi.cgi recvUpgradeNewFw os command injection
CVE-2026-95316.3 MEDIUMTotolink CA750-PoE Setting cstecgi.cgi setUpgradeUboot os command injection

IV. Related Vulnerabilities

Same product: CA750-PoE
Same vendor: Totolink
Same weakness: CWE-78

V. Comments for CVE-2026-9532

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