Command injection in LocalStack
The dashboard component of StackLift LocalStack allows attackers to inject arbitrary shell commands via the functionName parameter.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | localstack | < 0.12.10 | 0.12.10 |
References
- https://portswigger.net/daily-swig/localstack-zero-day-vulnerabilities-chained-to-achieve-remote-takeover-of-local-instances
- https://blog.sonarsource.com/hack-the-stack-with-localstack
- https://github.com/advisories/GHSA-hpr6-f4vq-mxch
- https://nvd.nist.gov/vuln/detail/CVE-2021-32090
- https://github.com/localstack/localstack/commit/01cd169ae5d077693d4c1a4679a95e30b8d44d54
- https://github.com/localstack/localstack
- https://github.com/pypa/advisory-database/tree/main/vulns/localstack/PYSEC-2021-101.yaml
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-77- Platform
- Python (PyPI)
- Package
localstack- Disclosed
- 07.05.2021
- Updated
- 11.10.2026 12:19
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2021-101 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-hpr6-f4vq-mxch - CC BY 4.0
Vulnerability history: localstack
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 05.2021 11.2023
- Without a fix
- 2
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 1
- Medium 1
Disclosures per year
- 2021: 2
- 2022: 0
- 2023: 1
- 2024: 0
- 2025: 0
- 2026: 0
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