EUVD-2026-36766

In OCaml-tar before 3.4.0, a crafted archive with ../ path segments in its name allows escaping the current working directory. This is not desired behavior, and tar1 rejects such extractions, but ocaml-tar decompresses it anyway. The impact is that it allows arbitrary file writes outside of the...

CVE-2026-45390

In OCaml-tar before 3.4.0, a crafted archive with ../ path segments in its name allows escaping the current working directory. This is not desired behavior, and tar1 rejects such extractions, but ocaml-tar decompresses it anyway. The impact is that it allows arbitrary file writes outside of the...

CVE-2026-45390

In OCaml-tar before 3.4.0, a crafted archive with ../ path segments in its name allows escaping the current working directory. This is not desired behavior, and tar1 rejects such extractions, but ocaml-tar decompresses it anyway. The impact is that it allows arbitrary file writes outside of the...

CVE-2026-45390

CVE-2026-45390 affects OCaml-tar before 3.4.0. A crafted archive containing "../" segments in file names can escape the extraction directory, allowing arbitrary file writes outside the target path when decompression is reachable. The OSV/ENISA reports show the vulnerable function uses Filename.co...

OSEC-2026-08 Path traversal vulnerability in ocaml-tar

A malicious archive with ../ path segments in its name allows escaping the current working directory. This is not desired behavior, and tar1 rejects such extractions, but ocaml-tar decompresses it anyway. The impact is that it allows arbitrary file write outside of the desired extraction director...

PT-2026-42856

In OCaml-tar before 3.4.0, a crafted archive with ../ path segments in its name allows escaping the current working directory. This is not desired behavior, and tar1 rejects such extractions, but ocaml-tar decompresses it anyway. The impact is that it allows arbitrary file writes outside of the...