{"cve":"CVE-2013-1629","nvd":{"published":"2013-08-06T02:52:10.177","modified":"2026-06-16T23:51:48.250","status":"Modified","description":"pip before 1.3 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to a \"pip install\" operation.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://www.pip-installer.org/en/latest/installing.html","http://www.pip-installer.org/en/latest/news.html#changelog","http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a/","https://bugzilla.redhat.com/show_bug.cgi?id=968059","https://github.com/pypa/pip/issues/425"],"products":["pypa:pip"],"source":"nvd","synced_at":"2026-10-19T20:29:16.037019470+00:00"},"epss":{"cve":"CVE-2013-1629","score":0.06194,"percentile":0.93506,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-g3p5-fjj9-h8gj","url":"https://osv.dev/vulnerability/GHSA-g3p5-fjj9-h8gj","summary":"Improper Input Validation in pip","modified":"2024-10-09T21:37:11.504647Z","packages":[{"ecosystem":"PyPI","name":"pip","purl":"pkg:pypi/pip","ranges":["<1.3"],"fixed":["1.3"]}]},{"id":"PYSEC-2013-8","url":"https://osv.dev/vulnerability/PYSEC-2013-8","summary":"","modified":"2023-11-08T03:57:14.405621Z","packages":[{"ecosystem":"PyPI","name":"pip","purl":"pkg:pypi/pip","ranges":["<1.3"],"fixed":["1.3"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}