{"id":"CVE-2026-29082","state":"PUBLISHED","title":"Kestra: Stored Cross-Site Scripting in Markdown File Preview","description":"Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown (.md) with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there are no publicly available patches.","publishedAt":"2026-03-06T16:33:31.961Z","updatedAt":"2026-03-09T14:59:32.254Z","severity":{"score":7.3,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["kestra-io kestra"],"affected":[{"vendor":"kestra-io","product":"kestra","versions":[{"version":"<= 1.1.10","status":"affected"}]}],"references":["https://github.com/kestra-io/kestra/security/advisories/GHSA-r36c-83hm-pc8j","https://github.com/kestra-io/kestra/releases/tag/v1.0.30"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/29xxx/CVE-2026-29082.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-29082","state":"PUBLISHED","datePublished":"2026-03-06T16:33:31.961Z","dateUpdated":"2026-03-09T14:59:32.254Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-03-03T20:51:43.483Z"},"containers":{"cna":{"title":"Kestra: Stored Cross-Site Scripting in Markdown File Preview","descriptions":[{"lang":"en","value":"Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown (.md) with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there are no publicly available patches."}],"affected":[{"vendor":"kestra-io","product":"kestra","versions":[{"version":"<= 1.1.10","status":"affected"}]}],"references":[{"url":"https://github.com/kestra-io/kestra/security/advisories/GHSA-r36c-83hm-pc8j","name":"https://github.com/kestra-io/kestra/security/advisories/GHSA-r36c-83hm-pc8j","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/kestra-io/kestra/releases/tag/v1.0.30","name":"https://github.com/kestra-io/kestra/releases/tag/v1.0.30","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.3,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/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":"2026-03-06T16:33:31.961Z"},"source":{"advisory":"GHSA-r36c-83hm-pc8j","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/kestra-io/kestra/security/advisories/GHSA-r36c-83hm-pc8j","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-09T14:59:28.908853Z","id":"CVE-2026-29082","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-09T14:59:32.254Z"}}]}}}