{"id":"CVE-2021-28794","aliases":["EUVD-2021-15451","GHSA-8w84-ww36-m2xq"],"status":"published","title":"The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck...","description":"The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck.executablePath.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01831,"percentile":0.7916,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-03-18T15:05:15Z","modified":"2026-10-20T10:54:40Z","products":[{"vendor":"shellcheck_project","product":"shellcheck"}],"references":[{"url":"https://github.com/timonwong/vscode-shellcheck/pull/181","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://github.com/timonwong/vscode-shellcheck/releases/tag/v0.13.4","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory"]},{"url":"https://vuln.ryotak.me/advisories/10","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28794"},{"url":"https://github.com/advisories/GHSA-8w84-ww36-m2xq"}],"sources":{"cve":[{"id":"CVE-2021-28794","description":"The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck.executablePath.","status":"published","published":"2021-03-18T15:05:15Z","modified":"2024-08-03T21:55:11.569Z","updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-15451","description":"The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck.executablePath.","status":"published","published":"2021-03-18T15:05:15Z","modified":"2024-08-03T21:55:11Z","updated_at":"2026-11-03T03:24:46.117926Z"}],"ghsa":[{"id":"GHSA-8w84-ww36-m2xq","title":"The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck...","description":"The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck.executablePath.","status":"published","published":"2022-05-24T17:44:53Z","modified":"2023-01-29T05:05:43Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T14:45:51.862752Z"}],"nvd":[{"id":"CVE-2021-28794","description":"The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck.executablePath.","status":"published","published":"2021-03-18T16:15:15.09Z","modified":"2026-06-17T03:46:52.503Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:50.805771Z"}],"osv":[{"id":"CVE-2021-28794","description":"The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck.executablePath.","status":"published","published":"2021-03-18T16:15:15.09Z","modified":"2026-10-20T10:54:40.0033342Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:19.129331Z"}]}}