CVE-2026-41364

OpenClaw before 2026.3.31 contains a symlink following vulnerability in SSH sandbox tar upload that allows remote attackers to write arbitrary files. Attackers can exploit this by uploading tar archives containing symlinks to escape the sandbox and overwrite files on the remote host.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/openclaw/openclaw/commit/3d5af14984ac1976c747a8e11581d697bd0829dc	Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-fv94-qvg8-xqpw	Vendor Advisory
https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-symlink-following-in-ssh-sandbox-tar-upload	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

History

28 Apr 2026, 18:45

Type	Values Removed	Values Added
CPE		cpe:2.3:a:openclaw:openclaw::::::node.js::*
First Time		Openclaw openclaw Openclaw
References	~~() https://github.com/openclaw/openclaw/commit/3d5af14984ac1976c747a8e11581d697bd0829dc -~~	() https://github.com/openclaw/openclaw/commit/3d5af14984ac1976c747a8e11581d697bd0829dc - Patch
References	~~() https://github.com/openclaw/openclaw/security/advisories/GHSA-fv94-qvg8-xqpw -~~	() https://github.com/openclaw/openclaw/security/advisories/GHSA-fv94-qvg8-xqpw - Vendor Advisory
References	~~() https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-symlink-following-in-ssh-sandbox-tar-upload -~~	() https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-symlink-following-in-ssh-sandbox-tar-upload - Third Party Advisory

28 Apr 2026, 00:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-28 00:16

Updated : 2026-04-28 18:45

NVD link : CVE-2026-41364

Mitre link : CVE-2026-41364

CVE.ORG link : CVE-2026-41364

JSON object : View

Products Affected

openclaw

openclaw

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

{"id": "CVE-2026-41364", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "disclosure@vulncheck.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 5.2, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.2, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2026-04-28T00:16:25.410", "references": [{"url": "https://github.com/openclaw/openclaw/commit/3d5af14984ac1976c747a8e11581d697bd0829dc", "tags": ["Patch"], "source": "disclosure@vulncheck.com"}, {"url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-fv94-qvg8-xqpw", "tags": ["Vendor Advisory"], "source": "disclosure@vulncheck.com"}, {"url": "https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-symlink-following-in-ssh-sandbox-tar-upload", "tags": ["Third Party Advisory"], "source": "disclosure@vulncheck.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "disclosure@vulncheck.com", "description": [{"lang": "en", "value": "CWE-59"}]}], "descriptions": [{"lang": "en", "value": "OpenClaw before 2026.3.31 contains a symlink following vulnerability in SSH sandbox tar upload that allows remote attackers to write arbitrary files. Attackers can exploit this by uploading tar archives containing symlinks to escape the sandbox and overwrite files on the remote host."}], "lastModified": "2026-04-28T18:45:44.107", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "35B1FB5C-EA5A-4095-9226-F947A9B3B984", "versionEndExcluding": "2026.3.31"}], "operator": "OR"}]}], "sourceIdentifier": "disclosure@vulncheck.com"}