models/metadata.py in the pikepdf package 1.3.0 through 2.9.2 for Python allows XML external entity injection (XXE) when parsing XMP metadata entries.
models/metadata.py in the pikepdf package 1.3.0 through 2.9.2 for Python allows XML external entity injection (XXE) when parsing XMP metadata entries.
https://portswigger.net/web-security/xxe https://github.com/pikepdf/pikepdf/commit/3f38f73218e5e782fe411ccbb3b44a793c0b343a