A vulnerability was found in Clash up to 0.20.1 on Windows. It has been declared as critical. This vulnerability affects unknown code of the component Proxy Port. The manipulation leads to improper authentication. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. It is recommended to change the configuration settings. VDB-267406 is the identifier assigned to this vulnerability.

Clash for Windows v0.20.12 was discovered to contain a remote code execution (RCE) vulnerability which is exploited via overwriting the configuration file (cfw-setting.yaml).

A misconfiguration in the Service Mode profile directory of Clash for Windows v0.19.9 allows attackers to escalate privileges and execute arbitrary commands when Service Mode is activated.

Clash for Windows v0.19.8 was discovered to allow arbitrary code execution via a crafted payload injected into the Proxies name column.

In Dreamacro Clash for Windows v0.11.4, an attacker could embed a malicious iframe in a website with a crafted URL that would launch the Clash Windows client and force it to open a remote SMB share. Windows will perform NTLM authentication when opening the SMB share and that request can be relayed (using a tool like responder) for code execution (or captured for hash cracking).