{"action":"Upgrade lightrag-hku to 1.5.5 or later.","affected":[{"fixed":"1.5.5","introduced":"0"}],"component":"lightrag-hku","cve_ids":["CVE-2026-85740"],"ecosystem":"PyPI","epss":0.00264,"exploited":false,"fixed_versions":["1.5.5"],"ghsa_id":"GHSA-vv3m-f8x4-7377","id":"tcs_01M5KH9KB2W2X1MGN7DD2AZC63","modified_at":"2026-10-01T17:45:05.558721230Z","published_at":"2026-10-01T16:38:37.571208Z","references":["https://osv.dev/vulnerability/PYSEC-2026-4064","https://github.com/HKUDS/LightRAG/security/advisories/GHSA-vv3m-f8x4-7377","https://nvd.nist.gov/vuln/detail/CVE-2026-85740","https://github.com/HKUDS/LightRAG/pull/3426","https://github.com/HKUDS/LightRAG/commit/9207e7fd10cf6df3cf26e3dd1921490b34a2f132","https://github.com/HKUDS/LightRAG/commit/a25862177a9b00e0edb870778a42b4155924de09","https://github.com/HKUDS/LightRAG/commit/c598545aa0084a427bcb19a84ade5e0ec31fa673","https://github.com/HKUDS/LightRAG","https://github.com/HKUDS/LightRAG/releases/tag/v1.5.5","https://pypi.org/project/lightrag-hku","https://github.com/advisories/GHSA-vv3m-f8x4-7377"],"severity":{"label":"high","score":7.1},"sources":[{"source":"osv","source_id":"PYSEC-2026-4064","url":"https://osv.dev/vulnerability/PYSEC-2026-4064"}],"summary":"lightrag-hku: SSRF via IPv6-transition address bypass (NAT64, IPv4-compatible, 6to4) of the native-markdown image-download guard"}