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CVE-2026-61736

LightRAG provides simple and fast retrieval-augmented generation. Prior to 1.5.4, the server defaults to CORS_ORIGINS=* combined with allow_credentials=True in lightrag/api/lightrag_server.py, causing Starlette CORSMiddleware to effectively whitelist every origin for credentialed cross-origin requests. Any malicious website visited by an authenticated LightRAG user can silently make authenticated API requests, exfiltrating documents and knowledge graph data or performing destructive actions such
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:aa1fa25cd37e6a4ea0c22ee5f0aab734b86650eb06a0ed22d245bba5172b9052
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"LightRAG","vendor":"HKUDS","versions":[{"status":"affected","version":"< 1.5.4"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.3,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-942","description":"CWE-942: Permissive Cross-domain Policy with Untrusted Domains","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"name":"https://github.com/HKUDS/LightRAG/commit/09567a4c983f580050db63569dd477122c058c3d","tags":["x_refsource_MISC"],"url":"https://github.com/HKUDS/LightRAG/commit/09567a4c983f580050db63569dd477122c058c3d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/references/2
{"name":"https://github.com/HKUDS/LightRAG/commit/df68d75f9dc29dd340ffb6794b48f48c4fdc9a2d","tags":["x_refsource_MISC"],"url":"https://github.com/HKUDS/LightRAG/commit/df68d75f9dc29dd340ffb6794b48f48c4fdc9a2d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/references/3
{"name":"https://github.com/HKUDS/LightRAG/commit/ebba6548639c0f2e8919100eff76b401f1222252","tags":["x_refsource_MISC"],"url":"https://github.com/HKUDS/LightRAG/commit/ebba6548639c0f2e8919100eff76b401f1222252"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/references/4
{"name":"https://github.com/HKUDS/LightRAG/pull/3317","tags":["x_refsource_MISC"],"url":"https://github.com/HKUDS/LightRAG/pull/3317"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/references/1
{"name":"https://github.com/HKUDS/LightRAG/releases/tag/v1.5.4","tags":["x_refsource_MISC"],"url":"https://github.com/HKUDS/LightRAG/releases/tag/v1.5.4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/references/5
{"tags":["exploit"],"url":"https://github.com/HKUDS/LightRAG/security/advisories/GHSA-6x6h-qqr7-855w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/adp/0/references/0
{"name":"https://github.com/HKUDS/LightRAG/security/advisories/GHSA-6x6h-qqr7-855w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/HKUDS/LightRAG/security/advisories/GHSA-6x6h-qqr7-855w"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:03c287a91a9d92b8a183da9a0a5e1ce18cfa5ffb73b70b6fb942d333acb280e9 · sha256:075b5ca8421ea00f… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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