CVE-2021-30502 json
The unofficial vscode-ghc-simple (aka Simple Glasgow Haskell Compiler) extension before 0.2.3 for Visual Studio Code allows remote code exe…
published 2021-04-25 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-17423
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.9%
- EPSS 2.9% chance of exploitation in 30 days, percentile 87%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- simple_glasgow_haskell_compiler_project simple_glasgow_haskell_compiler 0.2.3
Exploit prediction
2.90% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
References
-
github.com
/dramforever/vscode-ghc-simple/commit/bc7f6f0b857dade46ea51496d8bd1a4edef39b46
patch, third-party-advisory
-
github.com
/dramforever/vscode-ghc-simple/releases
release-notes, third-party-advisory
-
vuln.ryotak.me
/advisories/38
third-party-advisory
-
github.com
/dramforever/vscode-ghc-simple/blob/master/CHANGELOG.md#v023
release-notes, third-party-advisory
Sources
- CVE List CVE-2021-30502
- NVD CVE-2021-30502
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