CVE-2026-75013
TOTOLINK EX1200L cstecgi.cgi setWizardCfg null pointer dereference
Description
A vulnerability was detected in TOTOLINK EX1200L 9.3.5u.6146_B20201023. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation results in null pointer dereference. The attack can be launched remotely. The exploit is now public and may be used.
INFO
Published Date :
Aug. 17, 2026, 8:16 p.m.
Last Modified :
Aug. 17, 2026, 8:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update firmware to the latest version.
- Apply vendor patches when available.
- Restrict access to the affected device.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-75013.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-75013 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-75013
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-75013 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-75013 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Aug. 17, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:totolink:ex1200l:*:*:*:*:*:*:*:*'], 'vendor': 'TOTOLINK', 'product': 'EX1200L', 'versions': [{'status': 'affected', 'version': '9.3.5u.6146_B20201023'}]}] Added Description A vulnerability was detected in TOTOLINK EX1200L 9.3.5u.6146_B20201023. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation results in null pointer dereference. The attack can be launched remotely. The exploit is now public and may be used. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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 Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CVSS V2 (AV:N/AC:L/Au:S/C:N/I:N/A:C) Added CWE CWE-476 Added CWE CWE-404 Added Reference https://gist.github.com/wyxstarry/21e6c2853891a3beb140a7c879069f9f Added Reference https://vuldb.com/cve/CVE-2026-75013 Added Reference https://vuldb.com/submit/876033 Added Reference https://vuldb.com/vuln/391273 Added Reference https://vuldb.com/vuln/391273/cti Added Reference https://www.totolink.net/