Critical severity · published Oct 26, 2026
CVE-2026-116505
TOTOLINK A950RG device-information udhcpd.leases getDeviceInfo command injection
New
9.1
CVSS
2.7%
EPSS
No
On KEV
Description
A vulnerability was found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This impacts the function getDeviceInfo of the file /var/lib/misc/udhcpd.leases of the component device-information Handler. The manipulation of the argument MAC address results in command injection. The attack can be launched remotely. The exploit has been made public and could be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)2.7% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
A9
A950RG · TOTOLINK
4.1.2cu.5268_B20221104 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-116505
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-116505
gist.github.com
https://gist.github.com/H3rmesk1t/836a8c4be24fcc4b7041b4bbe9cbb178
vuldb.com
https://vuldb.com/cve/CVE-2026-116505
vuldb.com
https://vuldb.com/submit/1022554
vuldb.com
https://vuldb.com/vuln/426403
vuldb.com
https://vuldb.com/vuln/426403/cti
www.totolink.net
https://www.totolink.net/
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