CVE-2026-75012: TOTOLINK EX1200L Password Configuration cstecgi.cgi setPasswordCfg null pointer dereference

Published Aug 17, 2026
·
Updated

A security vulnerability has been detected in TOTOLINK EX1200L 9.3.5u.6146B20201023. Affected by this issue is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Password Configuration Handler. The manipulation leads to null pointer dereference. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.

Affected Software

1 affected component
TOTOLINK EX1200L=9.3.5u.6146_B20201023

Event History

Aug 17, 2026
CVE Published
via MITRE·07:15 PM
Data Sourced
via MITRE·07:15 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-75012?

CVE-2026-75012 has a medium severity rating of 6.5.

2

How do I fix CVE-2026-75012?

To mitigate CVE-2026-75012, update the TOTOLINK EX1200L firmware to the latest version provided by the manufacturer.

3

What is the impact of exploiting CVE-2026-75012?

Exploitation of CVE-2026-75012 can lead to a null pointer dereference, potentially causing a denial of service.

4

Which devices are affected by CVE-2026-75012?

CVE-2026-75012 affects the TOTOLINK EX1200L running firmware version 9.3.5u.6146_B20201023.

5

What component is involved in CVE-2026-75012?

The vulnerable component in CVE-2026-75012 is the Password Configuration Handler in the cstecgi.cgi file.

Contact

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