{"data":{"id":"047041d6-4758-4d2b-91cd-82b229a533ce","title":"CVE-2026-26019: LangChain is a framework for building LLM-powered applications. Prior to 1.1.14, the RecursiveUrlLoader class in…","summary":"CVE-2026-26019 affects the RecursiveUrlLoader class in @langchain/community before 1.1.14, a web crawler that follows links from a starting URL. Its default preventOutside check compares URLs with String.startsWith(), so an attacker controlling a crawled page can link to look-alike domains or internal infrastructure, and the crawler performs no validation against private or reserved IP addresses, including cloud metadata services, localhost, and RFC 1918 addresses.","solution":"Fixed in 1.1.14.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-26019","publishedAt":"2026-02-11T22:15:51.910Z","cveId":"CVE-2026-26019","cweIds":["CWE-918"],"cvssScore":"4.1","cvssSeverity":"medium","severity":"medium","attackType":["other"],"issueType":"vulnerability","affectedPackages":["@langchain/community@<= 1.1.13 (fixed: 1.1.14)"],"affectedPackageNames":["@langchain/community"],"affectedPackageRefs":["npm:@langchain/community"],"affectedVendors":["LangChain"],"affectedVendorsRaw":["LangChain","@langchain/community"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":null,"headlinePromptVersion":"h1","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0.004,"epssCheckedAt":"2026-11-04T18:09:13.116Z","kevDateAdded":null,"advisoryAliases":["GHSA-gf3v-fwqg-4vh7"],"affectedPackagesSource":"ghsa","affectedPackagesCheckedAt":"2026-10-10T03:50:53.317Z","patchAvailable":true,"disclosureDate":null,"fixReleasedAt":"2026-02-11T01:12:43.392Z","daysToFix":0,"fixCheckedAt":"2026-10-29T21:41:40.272Z","capecIds":["CAPEC-664"],"crossRefCount":0,"attackSophistication":"moderate","impactType":["confidentiality"],"aiComponentTargeted":"framework","llmSpecific":false,"classifierConfidence":0.9,"researchCategory":null,"atlasIds":null,"fixes":[{"ecosystem":"npm","name":"@langchain/community","fixedVersion":"1.1.14","matchedVersion":"1.1.14","fixReleasedAt":"2026-02-11T01:12:43.392Z","daysToFix":0,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:41:40.122Z"}]}}