CVEvulnerability

CVE-2026-75616

8.5 HIGH Published 2026-08-19 Modified 2026-09-08 Official page ↗
Status
Analyzed
Published
2026-08-19
Last modified
2026-09-08
Assigner
f23511db-6c3e-4e32-a477-6aa17d310630
CVSS 4.0 (f23511db-6c3e-4e32-a477-6aa17d310630)
8.5 HIGH — CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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 3.1 ([email protected])
6.8 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-78

Description

An OS command injection vulnerability exists in the web management interface of Archer C20 v6 firmware when processing certain WAN-related configuration operations. An authenticated administrator may exploit insufficient input validation to execute arbitrary system commands, potentially resulting in full device compromise. Successful exploitation may allow arbitrary command execution with elevated privileges, compromising the confidentiality, integrity, and availability of the affected device and network traffic passing through it.

Affected configurations

• tp-link archer c20 firmware (< 0.9.1)

Related

Weakness · CWE (1)

  • CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness

References