{"action":"Upgrade github.com/nezhahq/nezha to 2.1.0 or later.","affected":[{"fixed":"2.1.0","introduced":"2.0.14"}],"component":"github.com/nezhahq/nezha","cve_ids":["CVE-2026-53521"],"ecosystem":"Go","epss":0.00274,"exploited":false,"fixed_versions":["2.1.0"],"ghsa_id":"GHSA-39g2-8x68-pmx8","id":"tcs_01M5KETGKH4FEWCQPTCCQNK21R","modified_at":"2026-07-07T16:11:30.530756967Z","published_at":"2026-06-26T23:02:37Z","references":["https://osv.dev/vulnerability/GHSA-39g2-8x68-pmx8","https://github.com/nezhahq/nezha/security/advisories/GHSA-39g2-8x68-pmx8","https://nvd.nist.gov/vuln/detail/CVE-2026-53521","https://github.com/nezhahq/nezha"],"severity":{"label":"medium","score":6.4},"sources":[{"source":"osv","source_id":"GHSA-39g2-8x68-pmx8","url":"https://osv.dev/vulnerability/GHSA-39g2-8x68-pmx8"}],"summary":"Nezha Monitoring: Stored future DDNS profile ID allows unauthorized use of another user's DDNS profile context"}