What’s Vulnerable › Vulnerabilities

CVE-2021-28794

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-03-18 · updated 2026-06-17

Description

The unofficial ShellCheck extension before 0.13.4 for Visual Studio Code mishandles shellcheck.executablePath.

Affected products

• Shellcheck Project Shellcheck: before 0.13.4 — fixed in 0.13.4

How to fix

Upgrade to a fixed version: Shellcheck Project Shellcheck 0.13.4. Check the vendor advisory for mitigations.

References

• https://github.com/timonwong/vscode-shellcheck/pull/181
• https://github.com/timonwong/vscode-shellcheck/releases/tag/v0.13.4
• https://vuln.ryotak.me/advisories/10
• https://github.com/timonwong/vscode-shellcheck/pull/181
• https://github.com/timonwong/vscode-shellcheck/releases/tag/v0.13.4
• https://vuln.ryotak.me/advisories/10

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