A severe OS command injection vulnerability (CVE-2026-72603) has been identified in wg-easy version 15.3.0. This flaw allows authenticated users with clients.create permission to inject newline-delimited WireGuard…
4 articles · Updated August 11, 2026
Recent Intelligence Reports
CVE-2026-72603 National Vulnerability Database / 10h An OS command injection vulnerability in wg-easy 15.3.0 allows users with the clients.create permission to execute arbitrary commands as root by injecting newline-delimited WireGuard PostUp directives into the client name field. The client name is written to the WireGuard configuration file without neutralizing newline characters, allowing injection of arbitrary directives that are executed by wg-quick with root privileges. An attacker with cl— nvd.nist.gov · August 11, 2026
wg-easy wg-easy - OS Command InjectionAn OS command injection vulnerability i... CVE: New / 10h An OS command injection vulnerability in wg-easy 15.3.0 allows users with the clients.create permission to execute arbitrary commands as root by injecting newline-delimited WireGuard PostUp directives into the client name field. The client name is written to the WireGuard configuration file without neutralizing newline characters, allowing injection of arbitrary directives that are executed by wg-quic— cve.threatint.com · August 11, 2026
CVE-2026-72603 AKAOMA CVE VULNERABILITIES / 10h An OS command injection vulnerability in wg-easy 15.3.0 allows users with the clients.create permission to execute arbitrary commands as root by injecting newline-delimited WireGuard PostUp directives into the client name field. The client name is written to the WireGuard configuration file without neutralizing newline characters, allowing injection of arbitrary directives that are executed by wg-quick with root privileges. An attacker with clients— cve.akaoma.com · August 11, 2026
CVE-2026-72603 - Exploits & Severity— Feedly · August 11, 2026