Vulnerability in Farion1231 Cc-Switch
CVE-2026-6143
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.002 (9.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Farion1231 Cc-Switch — versions 3.12.0, 3.12.1, 3.12.2
Weakness classification (CWE)
References
- vuldb.com/vuln/357007 (vdb-entry)
- vuldb.com/vuln/357007/cti (signature, permissions-required)
- vuldb.com/submit/796145 (third-party-advisory)
- github.com/farion1231/cc-switch/issues/1841 (issue-tracking)
- github.com/farion1231/cc-switch/pull/1915 (issue-tracking, patch)
- github.com/farion1231/cc-switch/issues/1841 (issue-tracking, exploit)
- github.com/farion1231/cc-switch/ (product)
Frequently asked questions
- What is CVE-2026-6143?
- CVE-2026-6143 is a medium-severity vulnerability in Farion1231 Cc-Switch, classified under Origin Validation Error. CVSS score: 6.3/10. Published 2026-04-13.
- How severe is CVE-2026-6143?
- Medium severity. CVSS v3 base score is 6.3 out of 10.