{"id":"RUSTSEC-2026-0307","aliases":[],"status":"published","title":"`uncbv`: archive extraction is vulnerable to path traversal (zip-slip)","description":"### Summary\n\n`uncbv extract` writes each archive entry to `output_dir.join(entry_filename)` using the filename stored in the archive with no check for `..` components or absolute paths. A malicious `.cbv` / `.cbz` archive whose entry name contains `../` (or an absolute path) can therefore cause files to be written outside the output directory chosen by the user. This is a \"zip-slip\" / directory-traversal arbitrary file write (CWE-22).","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H","level":"high","from":"osv"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-09-23T12:00:00Z","modified":"2026-09-24T09:00:02Z","fixes":[{"ecosystem":"crates.io","package":"uncbv","fixed_in":["0.3.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"crates.io","package":"uncbv","ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0-0"},{"fixed":"0.3.1"}]}]}],"references":[{"url":"https://crates.io/crates/uncbv","tags":["package"]},{"url":"https://rustsec.org/advisories/RUSTSEC-2026-0307.html","tags":["advisory"]},{"url":"https://github.com/antoyo/uncbv","tags":["web"]}],"sources":{"osv":[{"id":"RUSTSEC-2026-0307","title":"`uncbv`: archive extraction is vulnerable to path traversal (zip-slip)","description":"### Summary\n\n`uncbv extract` writes each archive entry to `output_dir.join(entry_filename)` using the filename stored in the archive with no check for `..` components or absolute paths. A malicious `.cbv` / `.cbz` archive whose entry name contains `../` (or an absolute path) can therefore cause files to be written outside the output directory chosen by the user. This is a \"zip-slip\" / directory-traversal arbitrary file write (CWE-22).","status":"published","published":"2026-09-23T12:00:00Z","modified":"2026-09-24T09:00:02.706166545Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:40.430679Z"}]}}