{"cve":"CVE-2019-6802","nvd":{"published":"2019-01-25T04:29:00.240","modified":"2026-06-17T02:39:42.437","status":"Modified","description":"CRLF Injection in pypiserver 1.2.5 and below allows attackers to set arbitrary HTTP headers and possibly conduct XSS attacks via a %0d%0a in a URI.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-74","CWE-79"],"references":["https://github.com/pypiserver/pypiserver/issues/237","https://github.com/pypiserver/pypiserver/issues/237"],"products":["python:pypiserver"],"source":"nvd","synced_at":"2026-10-19T20:54:46.948512734+00:00"},"epss":{"cve":"CVE-2019-6802","score":0.03802,"percentile":0.9001,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-mh24-7wvg-v88g","url":"https://osv.dev/vulnerability/GHSA-mh24-7wvg-v88g","summary":"CRLF Injection in pypiserver","modified":"2024-10-15T16:27:23.942956Z","packages":[{"ecosystem":"PyPI","name":"pypiserver","purl":"pkg:pypi/pypiserver","ranges":["<1.2.6"],"fixed":["1.2.6"]}]},{"id":"PYSEC-2019-113","url":"https://osv.dev/vulnerability/PYSEC-2019-113","summary":"","modified":"2023-11-08T04:01:37.875455Z","packages":[{"ecosystem":"PyPI","name":"pypiserver","purl":"pkg:pypi/pypiserver","ranges":["<1.2.6"],"fixed":["1.2.6"]}]}],"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."]}