{"api_version":"1","generated_at":"2026-04-10T23:57:25+00:00","cve":"CVE-2026-34603","urls":{"html":"https://cve.report/CVE-2026-34603","api":"https://cve.report/api/cve/CVE-2026-34603.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-34603","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-34603"},"summary":{"title":"@tinacms/graphql's Media Endpoints Can Escape the Media Root via Symlinks or Junctions","description":"Tina is a headless content management system. Prior to version 2.2.2, @tinacms/cli recently added lexical path-traversal checks to the dev media routes, but the implementation still validates only the path string and does not resolve symlink or junction targets. If a link already exists under the media root, Tina accepts a path like pivot/written-from-media.txt as \"inside\" the media directory and then performs real filesystem operations through that link target. This allows out-of-root media listing and write access, and the same root cause also affects delete. This issue has been patched in version 2.2.2.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-04-01 17:28:41","updated_at":"2026-04-07 19:13:12"},"problem_types":["CWE-22","CWE-59","CWE-22 CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","CWE-59 CWE-59: Improper Link Resolution Before File Access ('Link Following')"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"8.3","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","baseScore":8.3,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"LOW"}},{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"7.1","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"LOW"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.1","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L","data":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L","version":"3.1"}}],"references":[{"url":"https://github.com/tinacms/tinacms/commit/f124eabaca10dac9a4d765c9e4135813c4830955","name":"https://github.com/tinacms/tinacms/commit/f124eabaca10dac9a4d765c9e4135813c4830955","refsource":"security-advisories@github.com","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/tinacms/tinacms/security/advisories/GHSA-g87c-r2jp-293w","name":"https://github.com/tinacms/tinacms/security/advisories/GHSA-g87c-r2jp-293w","refsource":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-34603","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34603","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"tinacms","product":"tinacms","version":"affected < 2.2.2","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"34603","vulnerable":"1","versionEndIncluding":"2.2.1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"ssw","cpe5":"tinacms\\/cli","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"node.js","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"34603","cve":"CVE-2026-34603","epss":"0.000690000","percentile":"0.210490000","score_date":"2026-04-07","updated_at":"2026-04-08 00:03:36"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-34603","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-04-01T17:52:31.840761Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-04-01T17:54:25.006Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"references":[{"tags":["exploit"],"url":"https://github.com/tinacms/tinacms/security/advisories/GHSA-g87c-r2jp-293w"}],"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"tinacms","vendor":"tinacms","versions":[{"status":"affected","version":"< 2.2.2"}]}],"descriptions":[{"lang":"en","value":"Tina is a headless content management system. Prior to version 2.2.2, @tinacms/cli recently added lexical path-traversal checks to the dev media routes, but the implementation still validates only the path string and does not resolve symlink or junction targets. If a link already exists under the media root, Tina accepts a path like pivot/written-from-media.txt as \"inside\" the media directory and then performs real filesystem operations through that link target. This allows out-of-root media listing and write access, and the same root cause also affects delete. This issue has been patched in version 2.2.2."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-59","description":"CWE-59: Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-04-01T16:08:44.366Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/tinacms/tinacms/security/advisories/GHSA-g87c-r2jp-293w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/tinacms/tinacms/security/advisories/GHSA-g87c-r2jp-293w"},{"name":"https://github.com/tinacms/tinacms/commit/f124eabaca10dac9a4d765c9e4135813c4830955","tags":["x_refsource_MISC"],"url":"https://github.com/tinacms/tinacms/commit/f124eabaca10dac9a4d765c9e4135813c4830955"}],"source":{"advisory":"GHSA-g87c-r2jp-293w","discovery":"UNKNOWN"},"title":"@tinacms/graphql's Media Endpoints Can Escape the Media Root via Symlinks or Junctions"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-34603","datePublished":"2026-04-01T16:08:44.366Z","dateReserved":"2026-03-30T17:15:52.500Z","dateUpdated":"2026-04-01T17:54:25.006Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-01 17:28:41","lastModifiedDate":"2026-04-07 19:13:12","problem_types":["CWE-22","CWE-59","CWE-22 CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","CWE-59 CWE-59: Improper Link Resolution Before File Access ('Link Following')"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"LOW"},"exploitabilityScore":1.6,"impactScore":5.5},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","baseScore":8.3,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"LOW"},"exploitabilityScore":2.8,"impactScore":5.5}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ssw:tinacms\\/cli:*:*:*:*:*:node.js:*:*","versionEndIncluding":"2.2.1","matchCriteriaId":"F5AA927F-8F0A-485A-B09B-46FE8C12D5B3"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"34603","Ordinal":"1","Title":"@tinacms/graphql's Media Endpoints Can Escape the Media Root via","CVE":"CVE-2026-34603","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"34603","Ordinal":"1","NoteData":"Tina is a headless content management system. Prior to version 2.2.2, @tinacms/cli recently added lexical path-traversal checks to the dev media routes, but the implementation still validates only the path string and does not resolve symlink or junction targets. If a link already exists under the media root, Tina accepts a path like pivot/written-from-media.txt as \"inside\" the media directory and then performs real filesystem operations through that link target. This allows out-of-root media listing and write access, and the same root cause also affects delete. This issue has been patched in version 2.2.2.","Type":"Description","Title":"@tinacms/graphql's Media Endpoints Can Escape the Media Root via"}]}}}