PyPI/pikepdf CVE-2021-29421: high 7.5, EPSS 1.68%

Improper Restriction of XML External Entity Reference in pikepdf

Action: Upgrade pikepdf to 2.10.0 or later.

pip install pikepdf==2.10.0

Affected

Fixed versions

Sources

• osv: GHSA-ccgm-3xw4-h5p8
• https://nvd.nist.gov/vuln/detail/CVE-2021-29421
• https://github.com/pikepdf/pikepdf/commit/3f38f73218e5e782fe411ccbb3b44a793c0b343a
• https://github.com/advisories/GHSA-ccgm-3xw4-h5p8
• https://github.com/pikepdf/pikepdf
• https://github.com/pypa/advisory-database/tree/main/vulns/pikepdf/PYSEC-2021-34.yaml
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/36P4HTLBJPO524WMQWW57N3QRF4RFSJG
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3QFLBBYGEDNXJ7FS6PIWTVI4T4BUPGEQ

CVE-2021-29421 · published 2021-04-20T16:30:03Z · modified 2026-09-10T03:49:03.241318694Z · JSON