{"data":{"id":"5bfbcdc0-de09-470c-9659-9c6ddd59b56e","title":"CVE-2026-31945: LibreChat is a ChatGPT clone with additional features. Versions 0.8.2-rc2 through 0.8.2 are vulnerable to a server-side…","summary":"LibreChat versions 0.8.2-rc2 through 0.8.2 are vulnerable to server-side request forgery (SSRF) when agent actions or MCP are used. The earlier fix for GHSA-rgjq-4q58-m3q8 added hostname validation but does not check whether DNS resolution yields a private IP address, so an attacker can bypass it and reach internal resources such as an internal RAG API or cloud instance metadata endpoints.","solution":"Version 0.8.3-rc1 contains a patch.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-31945","publishedAt":"2026-03-27T20:16:30.060Z","cveId":"CVE-2026-31945","cweIds":["CWE-918"],"cvssScore":"7.7","cvssSeverity":"high","severity":"high","attackType":["other"],"issueType":"vulnerability","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":[],"affectedVendorsRaw":["LibreChat"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"LibreChat server-side request forgery in agent actions and MCP","headlinePromptVersion":"h1","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","attackVector":"network","attackComplexity":"low","privilegesRequired":"low","userInteraction":"none","exploitMaturity":"unknown","epssScore":0.00259,"epssCheckedAt":"2026-11-09T12:10:46.464Z","kevDateAdded":null,"advisoryAliases":null,"affectedPackagesSource":null,"affectedPackagesCheckedAt":"2026-11-03T18:10:49.922Z","patchAvailable":null,"disclosureDate":"2026-03-27T20:16:30.060Z","fixReleasedAt":null,"daysToFix":null,"fixCheckedAt":null,"capecIds":["CAPEC-664"],"crossRefCount":0,"attackSophistication":"moderate","impactType":["confidentiality"],"aiComponentTargeted":"plugin","llmSpecific":false,"classifierConfidence":0.9,"researchCategory":null,"atlasIds":null,"fixes":[]}}