CVE-2026-86541 — knowns before 0.30.0 Path Traversal via code.replace MCP action
knowns versions before 0.30.0 contain a path traversal vulnerability in the handleCodeReplace() function that allows attackers to overwrite arbitrary files outside the project r…
Published: 2026-09-07 · CVSS: 7.2 · CVSS 4.0
knowns versions before 0.30.0 contain a path traversal vulnerability in the handleCodeReplace() function that allows attackers to overwrite arbitrary files outside the project root. Attackers can supply absolute paths or relative paths containing directory traversal sequences to write malicious content to sensitive files like shell startup scripts or SSH configuration files.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7