CVE-2026-9435
Totolink A8000RU Web Management cstecgi.cgi setQosCfg os command injection
Description
A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setQosCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Performing a manipulation of the argument enable results in os command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used.
INFO
Published Date :
May 25, 2026, 6:45 a.m.
Last Modified :
May 25, 2026, 6:45 a.m.
Remotely Exploit :
No
Source :
VulDB
Affected Products
The following products are affected by CVE-2026-9435
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
- Update the device firmware to the latest version.
- Restrict access to the Web Management Interface.
- Disable the QoS functionality if not required.
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CVE-2026-9435 vulnerability anywhere in the article.