CVE-2026-108596
OpenLIT 2.1.0 Authorization Bypass via x-openlit-project-id Header
openlit openlit
CVSS
6.0MediumExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.30%Chance of exploitation activity in the next 30 days, higher than 22% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
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.
Text from CVE List
Affected versions 1
- openlitaffected: 2.1.0 through 2.1.0CVE List
References 5
- hackmd.io/@haind/openlit-project-context-readAdvisoryvia CVE List
- vulncheck.com/advisories/openlit-2.1.0-authorization-bypass-via-x-openlit-project-id-headerAdvisoryvia CVE List
- github.com/openlit/openlit/blob/9938c66638666ca5d3bcb850350faa82e510924b/src/client/src/lib/telemetry-source.ts#L113-L125Referencevia CVE List
- github.com/openlit/openlit/blob/9938c66638666ca5d3bcb850350faa82e510924b/src/client/src/middleware/check-auth.ts#L22-L33Referencevia CVE List
- github.com/openlit/openlitReferencevia CVE List