MCP Atlassian: Incomplete path traversal fix allows intra-CWD module overwrite and RCE (bypass of GHSA-xjgw-4wvw-rgm4)

SummaryThe path traversal fix introduced in v0.17.0 GHSA-xjgw-4wvw-rgm4 is incomplete. validatesafepath is called without an explicit basedir, defaulting to os.getcwd. In standard container deployments the process CWD is the application directory e.g. /app, so paths within that directory, includi...