CVE-2021-30502
9.8
CRITICAL · CVSS 3.1 · EPSS 2.9% (pctl 87)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 2.9% — more likely to be exploited than 87% of all CVEs |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2021-04-25 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| simple glasgow haskell compiler project | simple glasgow haskell compiler |
References
- https://github.com/dramforever/vscode-ghc-simple/blob/master/CHANGELOG.md#v023
- https://github.com/dramforever/vscode-ghc-simple/commit/bc7f6f0b857dade46ea51496d8bd1a4edef39b46
- https://github.com/dramforever/vscode-ghc-simple/releases
- https://vuln.ryotak.me/advisories/38
- https://github.com/dramforever/vscode-ghc-simple/blob/master/CHANGELOG.md#v023
- https://github.com/dramforever/vscode-ghc-simple/commit/bc7f6f0b857dade46ea51496d8bd1a4edef39b46
- https://github.com/dramforever/vscode-ghc-simple/releases
- https://vuln.ryotak.me/advisories/38
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