CVE-2026-9435
9.8
CRITICAL · CVSS 3.1 · EPSS 3.3% (pctl 88)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.25% — more likely to be exploited than 88% of all CVEs |
| Weakness | CWE-77 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2026-05-25 |
| Last modified | 2026-07-23 |
References
→ the Explorer · watch your stack · NVD