CVE-2026-9454
published 2026-05-25CVE-2026-9454: A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setOpenVpnCertGenerationCfg of the file…
PriorityP275critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
1.91%
77.2th percentile
A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setOpenVpnCertGenerationCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument servername can lead to os command injection. The attack may be launched remotely. The exploit has been published and may be used.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| totolink | a8000ru | — | — |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv4.08.9HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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
nvdv2.010.0CRITICALAV:N/AC:L/Au:N/C:C/I:C/A:C
cvelistv5v4.09.3CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
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GHSA
GHSA-3h6x-px3r-wh95: A flaw has been found in Totolink A8000RU 7
ghsa_unreviewed·2026-05-26
CVE-2026-9454 [HIGH] CWE-77 GHSA-3h6x-px3r-wh95: A flaw has been found in Totolink A8000RU 7
A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setOpenVpnCertGenerationCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument servername can lead to os command injection. The attack may be launched remotely. The exploit has been published and may be used.
CVEList
Totolink A8000RU Web Management cstecgi.cgi setOpenVpnCertGenerationCfg os command injection
cvelistv5·2026-05-25·CVSS 9.3
CVE-2026-9454 [CRITICAL] CWE-78 Totolink A8000RU Web Management cstecgi.cgi setOpenVpnCertGenerationCfg os command injection
Totolink A8000RU Web Management cstecgi.cgi setOpenVpnCertGenerationCfg os command injection
A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setOpenVpnCertGenerationCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument servername can lead to os command injection. The attack may be launched remotely. The exploit has been published and may be used.
Timeline: 2026-05-24: Advisory disclosed; 2026-05-24: VulDB entry created; 2026-05-24: VulDB entry last update
VulDB
Totolink A8000RU 7.1cu.643_b20200521 Web Management Interface /cgi-bin/cstecgi.cgi setOpenVpnCertGenerationCfg servername os command injection
vuldb·2026-05-24
CVE-2026-9454 [CRITICAL] Totolink A8000RU 7.1cu.643_b20200521 Web Management Interface /cgi-bin/cstecgi.cgi setOpenVpnCertGenerationCfg servername os command injection
A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. It has been declared as critical. This vulnerability affects the function setOpenVpnCertGenerationCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument servername can lead to os command injection.
The identification of this vulnerability is CVE-2026-9454. The attack may be launched remotely. Furthermore, there is an exploit available.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-05-25
Published