{"cve":"CVE-2026-118376","nvd":{"published":"2026-10-28T03:17:14.230","modified":"2026-10-28T03:17:14.360","status":"Deferred","description":"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.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":6.0},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","score":5.3},"cwes":["CWE-918"],"references":["https://github.com/Tencent/WeKnora","https://github.com/Tencent/WeKnora/blob/3d5d8bfcdfeeea266b292b71cea616847af28d0f/internal/utils/security.go#L267-L327","https://github.com/Tencent/WeKnora/commit/d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda","https://github.com/Tencent/WeKnora/commit/ff818b681f10bc29edbc48fe35f00009dc276bfa","https://github.com/Tencent/WeKnora/issues/4092"],"products":[],"source":"nvd","synced_at":"2026-10-28T03:38:17.973983682+00:00"},"epss":null,"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}