{"id":"CVE-2025-35434","summary":"CISA Thorium does not validate TLS connections to Elasticsearch","details":"CISA Thorium does not validate TLS certificates when connecting to Elasticsearch. An unauthenticated attacker with access to a Thorium cluster could impersonate the Elasticsearch service. Fixed in 1.1.2.","modified":"2026-08-12T03:51:29.165357635Z","published":"2025-09-17T16:53:08.899Z","database_specific":{"cwe_ids":["CWE-295"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/35xxx/CVE-2025-35434.json","cna_assigner":"cisa-cg"},"references":[{"type":"WEB","url":"https://github.com/cisagov/thorium/blob/main/api/src/models/backends/setup/elastic_setup.rs#L36-L43"},{"type":"WEB","url":"https://github.com/cisagov/thorium/releases/tag/1.1.2"},{"type":"WEB","url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-259-01.json"},{"type":"WEB","url":"https://www.cve.org/CVERecord?id=CVE-2025-35434"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/35xxx/CVE-2025-35434.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-35434"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/cisagov/thorium","events":[{"introduced":"0"},{"fixed":"f200302cd46199e40bfbad23736600f9e886cb1a"}],"database_specific":{"cpe":"cpe:2.3:a:cisa:thorium:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.0.0"},{"fixed":"1.1.2"},{"introduced":"0"}],"source":["AFFECTED_FIELD","CPE_RANGE","REFERENCES"]}}],"versions":["1.1.1","1.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-35434.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"}]}