{"action":"Upgrade github.com/cloudreve/Cloudreve/v4 to 4.0.0-20260613030215-0b00dd308f13 or later.","affected":[{"fixed":"4.0.0-20260613030215-0b00dd308f13","introduced":"0"}],"component":"github.com/cloudreve/Cloudreve/v4","cve_ids":["CVE-2026-55499"],"ecosystem":"Go","epss":0.00331,"exploited":false,"fixed_versions":["4.0.0-20260613030215-0b00dd308f13"],"ghsa_id":"GHSA-w8x7-h2px-xmq8","id":"tcs_01M5KFQGY6PJVYN3Y1C0XAPDK0","modified_at":"2026-08-18T15:10:42.247237222Z","published_at":"2026-07-24T20:49:02Z","references":["https://osv.dev/vulnerability/GHSA-w8x7-h2px-xmq8","https://github.com/cloudreve/cloudreve/security/advisories/GHSA-w8x7-h2px-xmq8","https://github.com/cloudreve/cloudreve/commit/0b00dd308f132d6e6e8476857ef79f4865600bbc","https://github.com/cloudreve/cloudreve","https://github.com/cloudreve/cloudreve/releases/tag/4.17.0"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GHSA-w8x7-h2px-xmq8","url":"https://osv.dev/vulnerability/GHSA-w8x7-h2px-xmq8"}],"summary":"Cloudreve: Broken Access Control in file event stream: a single-file share recipient is subscribed to the owner's parent folder and receives activity events for unshared siblings"}