Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in coolercontrold

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Summary

CVECVE-2026-5208
StatePUBLISHED
AssignerGitLab
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-08 12:16:22 UTC
Updated2026-04-16 01:06:47 UTC
DescriptionCommand injection in alerts in CoolerControl/coolercontrold <4.0.0 allows authenticated attackers to execute arbitrary code as root via injected bash commands in alert names

Risk And Classification

Primary CVSS: v3.1 7.2 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.003700000 probability, percentile 0.588640000 (date 2026-04-21)

Problem Types: CWE-78 | CWE-78 CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.2HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary8.2HIGHCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS8.2HIGHCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Coolercontrol Coolercontrold All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA CoolerControl Coolercontrold affected 3.1.0 4.0.0 semver Not specified

References

ReferenceSourceLinkTags
gitlab.com/coolercontrol/coolercontrol/-/releases/4.0.0 [email protected] gitlab.com Release Notes
gitlab.com/coolercontrol/coolercontrol/-/blob/3.1.0/coolercontrold/src/a... [email protected] gitlab.com Product
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: https://gitlab.com/lassi-3 (en)

Additional Advisory Data

Solutions

CNA: Upgrade to version 4.0.0

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