{"id":"CVE-2026-70588","state":"PUBLISHED","title":"Ghost: Cross-Site Scripting in Universal Import","description":"Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1.","publishedAt":"2026-08-04T21:03:42.379Z","updatedAt":"2026-08-05T17:56:48.241Z","severity":{"score":5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:L","source":"GitHub_M"},"assigner":"GitHub_M","products":["TryGhost Ghost"],"affected":[{"vendor":"TryGhost","product":"Ghost","versions":[{"version":">= 5.26.0, < 6.54.1","status":"affected"}]}],"references":["https://github.com/TryGhost/Ghost/security/advisories/GHSA-2gx6-7gx2-wwcf","https://github.com/TryGhost/Ghost/pull/29635","https://github.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588e","https://github.com/TryGhost/Ghost/releases/tag/v6.54.1"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/70xxx/CVE-2026-70588.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-70588","state":"PUBLISHED","datePublished":"2026-08-04T21:03:42.379Z","dateUpdated":"2026-08-05T17:56:48.241Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-04T19:50:27.327Z"},"containers":{"cna":{"title":"Ghost: Cross-Site Scripting in Universal Import","descriptions":[{"lang":"en","value":"Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1."}],"affected":[{"vendor":"TryGhost","product":"Ghost","versions":[{"version":">= 5.26.0, < 6.54.1","status":"affected"}]}],"references":[{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-2gx6-7gx2-wwcf","name":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-2gx6-7gx2-wwcf","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/TryGhost/Ghost/pull/29635","name":"https://github.com/TryGhost/Ghost/pull/29635","tags":["x_refsource_MISC"]},{"url":"https://github.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588e","name":"https://github.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588e","tags":["x_refsource_MISC"]},{"url":"https://github.com/TryGhost/Ghost/releases/tag/v6.54.1","name":"https://github.com/TryGhost/Ghost/releases/tag/v6.54.1","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-04T21:03:42.379Z"},"source":{"advisory":"GHSA-2gx6-7gx2-wwcf","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-05T17:56:35.355517Z","id":"CVE-2026-70588","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-05T17:56:48.241Z"}}]}}}