CVE-2026-22820

Outray openSource ngrok alternative. Prior to 0.1.5, a TOCTOU race condition vulnerability allows a user to exceed the set number of active tunnels in their subscription plan. This vulnerability is fixed in 0.1.5.

CVSS v3 3.7 LOW

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/outray-tunnel/outray/commit/08c61495761349e7fd2965229c3faa8d7b1c1581	Patch
https://github.com/outray-tunnel/outray/security/advisories/GHSA-3pqc-836w-jgr7	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2026-01-14 15:16

Updated : 2026-01-20 14:52

NVD link : CVE-2026-22820

Mitre link : CVE-2026-22820

CVE.ORG link : CVE-2026-22820

JSON object : View

Products Affected

outray

outray

CWE

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

{"id": "CVE-2026-22820", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.2}], "cvssMetricV40": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 6.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/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": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "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": "2026-01-14T15:16:05.663", "references": [{"url": "https://github.com/outray-tunnel/outray/commit/08c61495761349e7fd2965229c3faa8d7b1c1581", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/outray-tunnel/outray/security/advisories/GHSA-3pqc-836w-jgr7", "tags": ["Exploit", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-367"}]}], "descriptions": [{"lang": "en", "value": "Outray openSource ngrok alternative. Prior to 0.1.5, a TOCTOU race condition vulnerability allows a user to exceed the set number of active tunnels in their subscription plan. This vulnerability is fixed in 0.1.5."}], "lastModified": "2026-01-20T14:52:10.373", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:outray:outray:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "DD246CCB-2E70-40B6-9BA8-ADAB45DF1296", "versionEndExcluding": "0.1.5"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}