{"id":"CVE-2026-108596","summary":"OpenLIT 2.1.0 Authorization Bypass via x-openlit-project-id Header","details":"OpenLIT 2.1.0 contains an authorization bypass vulnerability that allows authenticated users to read other projects' telemetry by supplying a forged x-openlit-project-id header. Attackers who know a victim project id and database config id can query the trace read API to obtain traces including LLM prompts and completions.","modified":"2026-10-12T02:45:10.719775731Z","published":"2026-10-10T18:58:13.358Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-639"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108596.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108596.json"},{"type":"ADVISORY","url":"https://hackmd.io/@haind/openlit-project-context-read"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-108596"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openlit-2.1.0-authorization-bypass-via-x-openlit-project-id-header"},{"type":"PACKAGE","url":"https://github.com/openlit/openlit"},{"type":"ARTICLE","url":"https://github.com/openlit/openlit/blob/9938c66638666ca5d3bcb850350faa82e510924b/src/client/src/lib/telemetry-source.ts#L113-L125"},{"type":"ARTICLE","url":"https://github.com/openlit/openlit/blob/9938c66638666ca5d3bcb850350faa82e510924b/src/client/src/middleware/check-auth.ts#L22-L33"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/openlit/openlit","events":[{"introduced":"9938c66638666ca5d3bcb850350faa82e510924b"},{"last_affected":"9938c66638666ca5d3bcb850350faa82e510924b"}],"database_specific":{"extracted_events":[{"introduced":"2.1.0"},{"last_affected":"2.1.0"}],"source":"AFFECTED_FIELD"}}],"versions":["2.1.0","openlit-2.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-108596.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}]}