{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"github.com/siyuan-note/siyuan/kernel","cve_ids":["CVE-2026-25539"],"ecosystem":"Go","epss":0.01121,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-c4jr-5q7w-f6r9","id":"tcs_01M5KGDFN3Y817KTHNH2CPEMQ5","modified_at":"2026-03-03T04:57:55.320181Z","published_at":"2026-02-02T21:05:59Z","references":["https://osv.dev/vulnerability/GO-2026-4387","https://github.com/siyuan-note/siyuan/security/advisories/GHSA-c4jr-5q7w-f6r9","https://github.com/siyuan-note/siyuan/commit/d7f790755edf8c78d2b4176171e5a0cdcd720feb"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-4387","url":"https://osv.dev/vulnerability/GO-2026-4387"}],"summary":"SiYuan has Arbitrary File Write via /api/file/copyFile leading to RCE in github.com/siyuan-note/siyuan/kernel"}