Vulnerability Report

CVE-2026-10187

Title: Totolink N300RH setWiFiBasicConfig Buffer Overflow

Memory Corruption

Proof Of Concept

PoC Available for CVE-2026-10187

CWE Category CWE-119

Published Date May 31, 2026

Modified Date Jun 01, 2026

Exploit Status Available

Score 8.9 CVSS v4.0

Exploit Probability (EPSS)

0.68%

Vulnerability Summary

CVE-2026-10187: A vulnerability was detected in Totolink N300RH 6.1c.1353_B20190305. Affected by this issue is the function setWiFiBasicConfig of the file wireless.so of the component Web Management Interface. Performing a manipulation of the argument KeyStr results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Impacted Vendors

Analysis in Progress...

Reference Links

https://vuldb.com/cve/CVE-2026-10187 https://vuldb.com/submit/819971 https://vuldb.com/submit/820133 https://vuldb.com/vuln/367468 https://vuldb.com/vuln/367468/cti https://www.totolink.net/ https://wx.mail.qq.com/s?k=iXbjuHnfMwoD0oWW3v

CVSS v4.0

Source Entity [email protected]

Severity HIGH

8.9

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

N/A

RAW VECTOR

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

Source Entity [email protected]

Severity CRITICAL

9.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

Source Entity [email protected]

Severity HIGH

10.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-10187 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/passwa11/CVE-2026-10187

View Code

June 01, 2026 MODIFIED

Vulnerability data updated via NVD.

May 31, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected Stack

No specific products linked.