{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-12T19:06:03.822","vulnerabilities":[{"cve":{"id":"CVE-2026-31950","sourceIdentifier":"security-advisories@github.com","published":"2026-03-27T20:16:30.217","lastModified":"2026-03-30T20:32:16.933","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"LibreChat is a ChatGPT clone with additional features. In versions 0.8.2-rc2 through 0.8.2-rc3, the SSE streaming endpoint `/api/agents/chat/stream/:streamId` does not verify that the requesting user owns the stream. Any authenticated user who obtains or guesses a valid stream ID can subscribe and read another user's real-time chat content, including messages, AI responses, and tool invocations. Version 0.8.2 patches the issue."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":1.6,"impactScore":3.6}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Primary","description":[{"lang":"en","value":"CWE-284"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-639"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:librechat:librechat:0.8.2:rc2:*:*:*:*:*:*","matchCriteriaId":"21865C8B-C628-4275-A552-89F64EF22918"},{"vulnerable":true,"criteria":"cpe:2.3:a:librechat:librechat:0.8.2:rc3:*:*:*:*:*:*","matchCriteriaId":"47A1B487-1A7B-4E06-8503-56E7D349FAA2"}]}]}],"references":[{"url":"https://github.com/danny-avila/LibreChat/security/advisories/GHSA-f6rf-vm44-wh5g","source":"security-advisories@github.com","tags":["Exploit","Vendor Advisory"]}]}}]}