CVE-2026-9436
Totolink A8000RU Web Management cstecgi.cgi setL2tpServerCfg os command injection
Description
A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setL2tpServerCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument enable can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used.
INFO
Published Date :
May 25, 2026, 7 a.m.
Last Modified :
May 25, 2026, 7 a.m.
Remotely Exploit :
No
Source :
VulDB
Affected Products
The following products are affected by CVE-2026-9436
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Apply vendor patches for Totolink A8000RU.
- Update the device firmware to the latest version.
- Restrict access to the Web Management Interface.
- Monitor network for suspicious commands.
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CVE-2026-9436 vulnerability anywhere in the article.