{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-44372", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-05T20:15:20.631Z", "datePublished": "2026-05-13T20:30:44.943Z", "dateUpdated": "2026-05-13T20:30:44.943Z"}, "containers": {"cna": {"title": "Nitro: Open Redirect via Protocol-Relative URL Bypass in Wildcard Route Rules", "problemTypes": [{"descriptions": [{"cweId": "CWE-601", "lang": "en", "description": "CWE-601: URL Redirection to Untrusted Site ('Open Redirect')", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/nitrojs/nitro/security/advisories/GHSA-9phm-9p8f-hw5m", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/nitrojs/nitro/security/advisories/GHSA-9phm-9p8f-hw5m"}, {"name": "https://github.com/nitrojs/nitro/pull/4236", "tags": ["x_refsource_MISC"], "url": "https://github.com/nitrojs/nitro/pull/4236"}, {"name": "https://github.com/nitrojs/nitro/releases/tag/v2.13.4", "tags": ["x_refsource_MISC"], "url": "https://github.com/nitrojs/nitro/releases/tag/v2.13.4"}, {"name": "https://github.com/nitrojs/nitro/releases/tag/v3.0.260429-beta", "tags": ["x_refsource_MISC"], "url": "https://github.com/nitrojs/nitro/releases/tag/v3.0.260429-beta"}], "affected": [{"vendor": "nitrojs", "product": "nitro", "versions": [{"version": "< 3.0.260429-beta", "status": "affected"}]}, {"vendor": "nitrojs", "product": "nitropack", "versions": [{"version": "< 2.13.4", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-13T20:30:44.943Z"}, "descriptions": [{"lang": "en", "value": "Nitro is a next generation server toolkit. Prior to 3.0.260429-beta, an attacker could turn a redirect route rule using wildcards rewrite into a cross-host redirect by sliding an extra slash in after the rule prefix. This vulnerability is fixed in 3.0.260429-beta."}], "source": {"advisory": "GHSA-9phm-9p8f-hw5m", "discovery": "UNKNOWN"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Nitro is a next generation server toolkit. Prior to 3.0.260429-beta, an attacker could turn a redirect route rule using wildcards rewrite into a cross-host redirect by sliding an extra slash in after the rule prefix. This vulnerability is fixed in 3.0.260429-beta."}], "id": "CVE-2026-44372", "lastModified": "2026-05-13T21:16:47.890", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/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", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-05-13T21:16:47.890", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/nitrojs/nitro/pull/4236"}, {"source": "security-advisories@github.com", "url": "https://github.com/nitrojs/nitro/releases/tag/v2.13.4"}, {"source": "security-advisories@github.com", "url": "https://github.com/nitrojs/nitro/releases/tag/v3.0.260429-beta"}, {"source": "security-advisories@github.com", "url": "https://github.com/nitrojs/nitro/security/advisories/GHSA-9phm-9p8f-hw5m"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-601"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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