CVE-2026-42351 pygeoapi: Path Traversal in STAC FileSystemProvider

pygeoapi is a Python server implementation of the OGC API suite of standards. From version 0.23.0 to before version 0.23.3, a raw string path concatenation vulnerability in pygeoapi's STAC FileSystemProvider plugin can allow for requests to STAC collection based collections to expose directories...

Directory Traversal

Overview pygeoapi is a pygeoapi provides an API to geospatial data Affected versions of this package are vulnerable to Directory Traversal via the STAC FileSystemProvider process. An attacker can access sensitive directories and files by sending crafted requests containing directory traversal...

pygeoapi 0.23.x: Path Traversal in STAC FileSystemProvider

Impact A raw string path concatenation vulnerability in pygeoapi's STAC FileSystemProvider plugin can allow for requests to STAC collection based collections to expose directories without authentication. The issue manifests when pygeoapi is deployed without a proxy or web front end that would...