{"cve":"CVE-2026-44211","nvd":{"published":"2026-06-01T17:17:07.617","modified":"2026-07-22T07:10:00.107","status":"Analyzed","description":"Cline is an autonomous coding agent as an SDK, IDE extension, or CLI assistant. In versions 2.13.0 and prior, there is a cross-origin WebSocket hijack vulnerability in Cline Kanban servers. At time of publication, there are no publicly available patches.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","score":9.6},"cwes":["CWE-306","CWE-1385"],"references":["https://github.com/cline/cline/security/advisories/GHSA-5c57-rqjx-35g2","https://github.com/cline/cline/security/advisories/GHSA-5c57-rqjx-35g2"],"products":["cline:cline"],"source":"nvd","synced_at":"2026-10-19T22:37:48.043517290+00:00"},"epss":{"cve":"CVE-2026-44211","score":0.0018,"percentile":0.07606,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5c57-rqjx-35g2","url":"https://osv.dev/vulnerability/GHSA-5c57-rqjx-35g2","summary":"Cline Kanban Server has a Cross-Origin WebSocket Hijacking Vulnerability","modified":"2026-06-09T11:00:12.391324202Z","packages":[{"ecosystem":"npm","name":"cline","purl":"pkg:npm/cline","ranges":["<=2.13.0"],"fixed":[]}]}],"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."]}