{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-101998", "assignerOrgId": "686469e6-3ff6-451b-ab8b-cf5b9e89401e", "state": "PUBLISHED", "assignerShortName": "Docker", "dateReserved": "2026-09-28T16:32:15.536Z", "datePublished": "2026-10-08T18:47:28.551Z", "dateUpdated": "2026-10-08T19:27:49.633Z" }, "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "platforms": [ "Linux", "MacOS", "Windows" ], "product": "Docker Sandboxes", "vendor": "Docker", "cpes": [ "cpe:2.3:a:docker:docker_sandboxes:*:*:*:*:*:*:*:*" ], "versions": [ { "version": "0.21.0", "status": "affected", "lessThan": "0.47.0", "versionType": "semver" } ] } ], "credits": [ { "lang": "en", "type": "reporter", "value": "Irad Aharoni" } ], "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "Docker Sandboxes could fail open while masking credentials in protected proxy responses. When a response-body read returned data together with an error, affected handlers could forward unmasked bytes. Code inside an authorized sandbox could use this to recover host-managed OAuth access and refresh tokens or a derived Anthropic API key intended to remain outside the sandbox." } ], "value": "Docker Sandboxes could fail open while masking credentials in protected proxy responses. When a response-body read returned data together with an error, affected handlers could forward unmasked bytes. Code inside an authorized sandbox could use this to recover host-managed OAuth access and refresh tokens or a derived Anthropic API key intended to remain outside the sandbox." } ], "metrics": [ { "cvssV4_0": { "version": "4.0", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N", "baseScore": 5.9, "baseSeverity": "MEDIUM", "attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-636", "description": "CWE-636: Not Failing Securely ('Failing Open')", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "orgId": "686469e6-3ff6-451b-ab8b-cf5b9e89401e", "shortName": "Docker", "dateUpdated": "2026-10-08T18:47:28.551Z" }, "references": [ { "tags": [ "product" ], "url": "https://docs.docker.com/ai/sandboxes/" }, { "tags": [ "technical-description" ], "url": "https://docs.docker.com/ai/sandboxes/configuration/credentials/#how-credential-injection-works" } ], "solutions": [ { "lang": "en", "value": "Upgrade to Docker Sandboxes 0.47.0 or later." } ], "source": { "discovery": "EXTERNAL" }, "title": "Fail-open response masking in Docker Sandboxes can expose proxy-managed credentials" }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-08T19:27:40.966581Z", "id": "CVE-2026-101998", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-08T19:27:49.633Z" } } ] } }