CVE-2021-29425 – Possible limited path traversal vulnerabily in Apache Commons IO

https://notcve.org/view.php?id=CVE-2021-29425

13 Apr 2021 — In Apache Commons IO before 2.7, When invoking the method FileNameUtils.normalize with an improper input string, like "//../foo", or "\\..\foo", the result would be the same value, thus possibly providing access to files in the parent directory, but not further above (thus "limited" path traversal), if the calling code would use the result to construct a path value. En Apache Commons IO versiones anteriores a 2.7, Cuando se invoca el método FileNameUtils.normalize con una cadena de entrada inapropiada, como... • https://github.com/arsalanraja987/java-cve-2021-29425-tika-xxe • CWE-20: Improper Input Validation CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •