CVE-2026-9455
Totolink A8000RU Web Management cstecgi.cgi UploadOpenVpnCert os command injection
HIGH 8.9EPSS 3.3%
A vulnerability has been found in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function UploadOpenVpnCert of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument FileName leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.
- Affected
- Totolink · A8000RU
- CVSS v4.0 VULDB
- 8.9 HIGH
CVSS: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 - CVSS v3.1 VULDB
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 VULDB
- 10.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C - EPSS
- 3.25% chance of exploitation in the next 30 days, 88th percentile
- Published
- 2026-05-25
- Updated
- 2026-05-26
Proof-of-concept exploits (1)
- Litengzheng/vuldb_new2/blob/main/A8000RU/vul_342/README.md1★ · 2026-04-27