{"id":"CVE-2025-68438","state":"PUBLISHED","title":"Apache Airflow: Secrets in rendered templates could contain parts of sensitive values when truncated","description":"In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed [core] max_templated_field_length, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include user-registered mask_secret() patterns, so secrets were not reliably masked before truncation and display.\n\nUsers are recommended to upgrade to 3.1.6 or later, which fixes this issue","publishedAt":"2026-01-16T10:06:08.128Z","updatedAt":"2026-01-16T16:10:02.986Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache Airflow"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Airflow","packageName":"apache-airflow","defaultStatus":"unaffected","versions":[{"version":"3.1.0","status":"affected","lessThan":"3.1.6","versionType":"semver"}],"collectionURL":"https://pypi.python.org"}],"references":["https://lists.apache.org/thread/55n7b4nlsz3vo5n4h5lrj9bfsk8ctyff","http://www.openwall.com/lists/oss-security/2026/01/15/5"],"weaknesses":["CWE-200"],"ingestedAt":"2026-10-29T20:09:56.034Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/68xxx/CVE-2025-68438.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68438","state":"PUBLISHED","datePublished":"2026-01-16T10:06:08.128Z","dateUpdated":"2026-01-16T16:10:02.986Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2025-12-17T16:31:12.717Z"},"containers":{"cna":{"title":"Apache Airflow: Secrets in rendered templates could contain parts of sensitive values when truncated","descriptions":[{"lang":"en","value":"In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed [core] max_templated_field_length, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include user-registered mask_secret() patterns, so secrets were not reliably masked before truncation and display.\n\nUsers are recommended to upgrade to 3.1.6 or later, which fixes this issue"}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Airflow","packageName":"apache-airflow","defaultStatus":"unaffected","versions":[{"version":"3.1.0","status":"affected","lessThan":"3.1.6","versionType":"semver"}],"collectionURL":"https://pypi.python.org"}],"references":[{"url":"https://lists.apache.org/thread/55n7b4nlsz3vo5n4h5lrj9bfsk8ctyff","tags":["vendor-advisory"]}],"metrics":[{"other":{"content":{"text":"low"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","description":"CWE-200 Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-01-16T10:06:08.128Z"},"credits":[{"lang":"en","type":"finder","value":"William Ashe"},{"lang":"en","type":"remediation developer","value":"Amogh Desai"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/01/15/5"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-01-16T10:09:02.658Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-01-16T16:09:05.105917Z","id":"CVE-2025-68438","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-16T16:10:02.986Z"}}]}}}