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CVE-2021-32090

Command injection in LocalStack

9.8 CriticalFix available

The dashboard component of StackLift LocalStack 0.12.6 allows attackers to inject arbitrary shell commands via the functionName parameter.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.11%Up 1.5 points since May 7, 2021
90%50%10%1%

What each source reports

NVD Score used 9.8

The dashboard component of StackLift LocalStack 0.12.6 allows attackers to inject arbitrary shell commands via the functionName parameter.

Record
CVE-2021-32090
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-78
Updated
2026-11-02
CVE List No score

The dashboard component of StackLift LocalStack 0.12.6 allows attackers to inject arbitrary shell commands via the functionName parameter.

Record
CVE-2021-32090
Updated
2026-11-02
EUVDEUVD-2021-0113 No score

The dashboard component of StackLift LocalStack 0.12.6 allows attackers to inject arbitrary shell commands via the functionName parameter.

Record
EUVD-2021-0113
Updated
2026-11-03
GitHub AdvisoriesGHSA-hpr6-f4vq-mxch 9.3

Command injection in LocalStack

The dashboard component of StackLift LocalStack allows attackers to inject arbitrary shell commands via the functionName parameter.

Record
GHSA-hpr6-f4vq-mxch
CVSS 4.0
9.3 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-77
Updated
2026-11-02
OSV 9.8

The dashboard component of StackLift LocalStack 0.12.6 allows attackers to inject arbitrary shell commands via the functionName parameter.

Record
CVE-2021-32090
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVGHSA-hpr6-f4vq-mxch 9.3

Command injection in LocalStack

The dashboard component of StackLift LocalStack allows attackers to inject arbitrary shell commands via the functionName parameter.

Record
GHSA-hpr6-f4vq-mxch
CVSS 4.0
9.3 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-77
Updated
2026-11-02
OSVPYSEC-2021-101 No score

The dashboard component of StackLift LocalStack 0.12.6 allows attackers to inject arbitrary shell commands via the functionName parameter.

Record
PYSEC-2021-101
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
localstack
PyPI
 before 0.12.10
0.12.10
localstack
PyPI
 before 0.12.10, plus listed versions
0.0.10.1.100.1.110.1.120.1.13
Show 45 moreShow less
0.1.140.1.150.1.170.1.180.1.50.1.60.1.70.1.80.1.90.10.00.10.10.10.1.10.10.1.20.10.1.30.10.1.40.10.20.10.2.10.10.2.20.10.2.30.10.2.40.10.2.50.10.30.10.3.10.10.3.20.10.40.10.4.10.10.4.20.10.50.10.60.10.70.10.80.11.00.11.0.10.11.0.20.11.0.30.11.0.40.11.0.50.11.10.11.1.10.11.20.11.30.11.3.10.11.3.20.11.3.30.11.4
0.12.10
localstack
PyPI
 before 0.12.6.1, plus listed versions
0.0.10.1.100.1.110.1.120.1.13
Show 45 moreShow less
0.1.140.1.150.1.170.1.180.1.50.1.60.1.70.1.80.1.90.10.00.10.10.10.1.10.10.1.20.10.1.30.10.1.40.10.20.10.2.10.10.2.20.10.2.30.10.2.40.10.2.50.10.30.10.3.10.10.3.20.10.40.10.4.10.10.4.20.10.50.10.60.10.70.10.80.11.00.11.0.10.11.0.20.11.0.30.11.0.40.11.0.50.11.10.11.1.10.11.20.11.30.11.3.10.11.3.20.11.3.30.11.4
0.12.6.1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-32090 is a critical vulnerability (CVSS 9.8) in Localstack, published May 7, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.11%, the 81st percentile. Fixed in localstack 0.12.10.

References

This page doesn't list everything

Left out here: 161 versions. The JSON record has them.

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