CVE-2026-4276

{"id": "CVE-2026-4276", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-4276", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-03-17T17:14:14.174075Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"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:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "cret@cert.org", "affectedData": [{"vendor": "LibreChat", "product": "RAG API", "versions": [{"status": "affected", "version": "0.7.0"}]}]}], "published": "2026-03-16T16:16:18.723", "references": [{"url": "https://kb.cert.org/vuls/id/624941", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cret@cert.org"}, {"url": "https://www.kb.cert.org/vuls/id/624941", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "LibreChat RAG API, version 0.7.0, contains a log-injection vulnerability that allows attackers to forge log entries."}, {"lang": "es", "value": "API RAG de LibreChat, versi\u00f3n 0.7.0, contiene una vulnerabilidad de inyecci\u00f3n de registros que permite a los atacantes falsificar entradas de registro."}], "lastModified": "2026-06-17T10:56:20.667", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:librechat:librechat:0.7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "89F559A0-62CD-4D04-B9F2-D92C1BB241C0"}], "operator": "OR"}]}], "sourceIdentifier": "cret@cert.org"}