Critical (9.3). EPSS 0.6% chance of exploitation in the next 30 days. Fixed in jj-lib 0.23.0.
jj, or Jujutsu, is a Git-compatible VCS written in rust. In affected versions specially crafted Git repositories can cause `jj` to write files outside the clone. This issue has been addressed in version 0.23.0. Users are advised to upgrade. Users unable to upgrade should avoid cloning repos from unknown sources.