{"id":"CVE-2023-39955","state":"PUBLISHED","title":"Notes attachment render HTML in preview mode","description":"Notes is a note-taking app for Nextcloud, an open-source cloud platform. Starting in version 4.4.0 and prior to version 4.8.0, when creating a note file with HTML, the content is rendered in the preview instead of the file being offered to download. Nextcloud Notes app version 4.8.0 contains a patch for the issue. No known workarounds are available.","publishedAt":"2023-08-10T14:53:42.626Z","updatedAt":"2024-10-04T18:23:55.573Z","severity":{"score":3.5,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["nextcloud security-advisories"],"affected":[{"vendor":"nextcloud","product":"security-advisories","versions":[{"version":">= 4.4.0, < 4.8.0","status":"affected"}]}],"references":["https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6g88-37x7-4vw6","https://github.com/nextcloud/notes/pull/1031","https://hackerone.com/reports/1924355"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:06:08.715Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/39xxx/CVE-2023-39955.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-39955","state":"PUBLISHED","datePublished":"2023-08-10T14:53:42.626Z","dateUpdated":"2024-10-04T18:23:55.573Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2023-08-07T16:27:27.075Z"},"containers":{"cna":{"title":"Notes attachment render HTML in preview mode","descriptions":[{"lang":"en","value":"Notes is a note-taking app for Nextcloud, an open-source cloud platform. Starting in version 4.4.0 and prior to version 4.8.0, when creating a note file with HTML, the content is rendered in the preview instead of the file being offered to download. Nextcloud Notes app version 4.8.0 contains a patch for the issue. No known workarounds are available."}],"affected":[{"vendor":"nextcloud","product":"security-advisories","versions":[{"version":">= 4.4.0, < 4.8.0","status":"affected"}]}],"references":[{"url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6g88-37x7-4vw6","name":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6g88-37x7-4vw6","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/nextcloud/notes/pull/1031","name":"https://github.com/nextcloud/notes/pull/1031","tags":["x_refsource_MISC"]},{"url":"https://hackerone.com/reports/1924355","name":"https://hackerone.com/reports/1924355","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.5,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","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":"2023-08-10T14:53:42.626Z"},"source":{"advisory":"GHSA-6g88-37x7-4vw6","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6g88-37x7-4vw6","name":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6g88-37x7-4vw6","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/nextcloud/notes/pull/1031","name":"https://github.com/nextcloud/notes/pull/1031","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://hackerone.com/reports/1924355","name":"https://hackerone.com/reports/1924355","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T18:18:10.168Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-04T18:23:45.756444Z","id":"CVE-2023-39955","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":"2024-10-04T18:23:55.573Z"}}]}}}