{"schema":"threatline.record/2","record":{"id":"CVE-2026-118376","aliases":[],"summary":"WeKnora before 0.8.2 SSRF Guard Bypass via NAT64 IPv6 Addresses","details":"WeKnora before 0.8.2 contains a server-side request forgery vulnerability in isRestrictedIP() that misclassifies NAT64-prefixed IPv6 addresses as public. Authenticated attackers can supply URLs resolving to NAT64 encodings of internal addresses via web_fetch or URL-based knowledge import to reach internal services or cloud metadata endpoints.","categories":["Unclassified"],"product":"WeKnora","vendor":"Tencent","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-118376","source_modified_at":"2026-10-28T02:03:23.589Z","fetched_at":"2026-10-28T08:18:35.509402Z","product":"WeKnora","vendor":"Tencent","versions":[{"version":"0.2.11","status":"affected","versionType":"semver","lessThan":"0.8.2"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-118376","source_modified_at":"2026-10-28T02:03:23.589Z","fetched_at":"2026-10-28T08:18:35.509402Z","package":{"name":"WeKnora","ecosystem":null},"version":"0.8.2","basis":"first unaffected version stated in the CVE record"}],"cvss":6,"severity":"Medium","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-28T02:03:23.589Z","modified_at":"2026-10-28T02:03:23.589Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-118376","fetched_at":"2026-10-28T08:18:35.509402Z","source_modified_at":"2026-10-28T02:03:23.589Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/Tencent/WeKnora/issues/4092","tags":["issue-tracking"]},{"source":"CVE List","url":"https://github.com/Tencent/WeKnora/commit/ff818b681f10bc29edbc48fe35f00009dc276bfa","tags":["patch"]},{"source":"CVE List","url":"https://github.com/Tencent/WeKnora/commit/d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda","tags":["patch"]},{"source":"CVE List","url":"https://github.com/Tencent/WeKnora/blob/3d5d8bfcdfeeea266b292b71cea616847af28d0f/internal/utils/security.go#L267-L327","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/Tencent/WeKnora/releases/tag/v0.8.2","tags":["release-notes"]},{"source":"CVE List","url":"https://github.com/Tencent/WeKnora","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/weknora-before-0.8.2-ssrf-guard-bypass-via-nat64-ipv6-addresses","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-28T02:03:23.589Z","content_hash":"07a03e81ce89ccb55d1184958e314e43342d1828b3d91eef1d66c68cd339887b"}}