CVE-2026-6143: FARION1231 Cc-Switch

Medium severity, CVSS 6.3. EPSS: 0.2% chance of exploitation in the next 30 days.

A security flaw has been discovered in farion1231 cc-switch up to 3.12.3. Affected by this issue is some unknown functionality of the file src-tauri/src/proxy/server.rs of the component ProxyServer. The manipulation results in permissive cross-domain policy with untrusted domains. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.

Affected products

• FARION1231 Cc-Switch: version 3.12.0 only; version 3.12.1 only; version 3.12.2 only; version 3.12.3 only

Published 2026-04-13. Last modified 2026-06-17.