{"id":"CVE-2021-3572","aliases":["GHSA-5xp3-jfq3-5q8x","PYSEC-2021-437"],"url":"https://o3.security/vulnerability/CVE-2021-3572","summary":"Improper Input Validation in pip","details":"A flaw was found in python-pip in the way it handled Unicode separators in git references. A remote attacker could possibly use this issue to install a different revision on a repository. The highest threat from this vulnerability is to data integrity. This is fixed in python-pip version 21.1.","published":"2021-11-10T18:15:09.510Z","modified":"2026-08-27T11:46:24.810720074Z","cvss":{"score":5.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"pip","fixedVersion":"21.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20240621-0006/"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1962856"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujul2022.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T11:46:24.810720074Z"}}