{"id":"CVE-2021-30502","aliases":["EUVD-2021-17423","GHSA-mgm6-c25g-557g"],"status":"published","title":"The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for...","description":"The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for Visual Studio Code allows remote code execution via a crafted workspace configuration with replCommand.","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":0.02899,"percentile":0.87122,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-04-25T02:55:10Z","modified":"2026-10-20T10:54:40Z","products":[{"vendor":"simple_glasgow_haskell_compiler_project","product":"simple_glasgow_haskell_compiler"}],"references":[{"url":"https://github.com/dramforever/vscode-ghc-simple/releases","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory"]},{"url":"https://vuln.ryotak.me/advisories/38","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/dramforever/vscode-ghc-simple/blob/master/CHANGELOG.md#v023","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Third Party Advisory","advisory"]},{"url":"https://github.com/dramforever/vscode-ghc-simple/commit/bc7f6f0b857dade46ea51496d8bd1a4edef39b46","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30502"},{"url":"https://github.com/advisories/GHSA-mgm6-c25g-557g"}],"sources":{"cve":[{"id":"CVE-2021-30502","description":"The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for Visual Studio Code allows remote code execution via a crafted workspace configuration with replCommand.","status":"published","published":"2021-04-25T02:55:10Z","modified":"2024-08-03T22:32:41.142Z","updated_at":"2026-11-02T14:33:02.20241Z"}],"euvd":[{"id":"EUVD-2021-17423","description":"The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for Visual Studio Code allows remote code execution via a crafted workspace configuration with replCommand.","status":"published","published":"2021-04-25T02:55:10Z","modified":"2024-08-03T22:32:41Z","updated_at":"2026-11-03T03:24:41.906207Z"}],"ghsa":[{"id":"GHSA-mgm6-c25g-557g","title":"The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for...","description":"The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for Visual Studio Code allows remote code execution via a crafted workspace configuration with replCommand.","status":"published","published":"2022-05-24T17:48:44Z","modified":"2023-01-29T05:06:05Z","updated_at":"2026-11-02T14:45:56.584389Z"}],"nvd":[{"id":"CVE-2021-30502","description":"The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for Visual Studio Code allows remote code execution via a crafted workspace configuration with replCommand.","status":"published","published":"2021-04-25T03:15:07.203Z","modified":"2026-06-17T03:50:21.223Z","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":"2026-11-02T14:06:52.81233Z"}],"osv":[{"id":"CVE-2021-30502","description":"The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for Visual Studio Code allows remote code execution via a crafted workspace configuration with replCommand.","status":"published","published":"2021-04-25T03:15:07.203Z","modified":"2026-10-20T10:54:40.01680058Z","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":"2026-11-02T15:44:19.483607Z"}]}}