Pillow versions before v10.0.1 bundled libwebp binaries in wheels that are vulnerable to CVE-2023-5129 (previously CVE-2023-4863). Pillow v10.0.1 upgrades the bundled libwebp binary to v1.3.2.
github.com/advisories/GHSA-56pw-mpj4-fxww
github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2023-175.yaml
github.com/python-pillow/Pillow/blob/main/CHANGES.rst#1001-2023-09-15
nvd.nist.gov/vuln/detail/CVE-2023-4863
nvd.nist.gov/vuln/detail/CVE-2023-5129