{"action":"Upgrade deno to 2.8.1 or later.","affected":[{"fixed":"2.8.1","introduced":"0"}],"component":"deno","cve_ids":["CVE-2026-49983"],"ecosystem":"crates.io","exploited":false,"fixed_versions":["2.8.1"],"ghsa_id":"GHSA-4c8g-jvcx-v4hv","id":"tcs_01M5KESHE3E7KZ7NH1P7VVXJ3G","modified_at":"2026-07-20T21:15:26.008803110Z","published_at":"2026-06-16T19:04:57Z","references":["https://osv.dev/vulnerability/GHSA-4c8g-jvcx-v4hv","https://github.com/denoland/deno/security/advisories/GHSA-4c8g-jvcx-v4hv","https://nvd.nist.gov/vuln/detail/CVE-2026-49983","https://github.com/denoland/deno"],"severity":{"label":"medium","score":5.2},"sources":[{"source":"osv","source_id":"GHSA-4c8g-jvcx-v4hv","url":"https://osv.dev/vulnerability/GHSA-4c8g-jvcx-v4hv"}],"summary":"Deno: process.loadEnvFile() bypasses env permission checks and mutates process.env with only read access"}