CVE-2026-44211

EUVD-2026-33662
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.6 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Affected Products (NVD)
VendorProductVersion
clinecline
𝑥
≤ 2.13.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/cline/cline/security/advisories/GHSA-5c57-rqjx-35g2
https://github.com/cline/cline/security/advisories/GHSA-5c57-rqjx-35g2