{"id":"CVE-2019-19588","aliases":["EUVD-2019-0154","GHSA-5qcg-w2cc-xffw","PYSEC-2019-134","openSUSE-SU-2024:11278-1","openSUSE-SU-2024:13811-1","openSUSE-SU-2026:12046-1"],"status":"published","title":"Uncontrolled resource consumption in validators Python package","description":"The validators package 0.12.2 through 0.12.5 for Python enters an infinite loop when validators.domain is called with a crafted domain string. This is fixed in 0.12.6.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01468,"percentile":0.73945,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-835"],"published":"2019-12-05T00:05:02Z","modified":"2026-11-09T10:45:07Z","fixes":[{"ecosystem":"PyPI","package":"validators","fixed_in":["0.12.6"],"sources":["ghsa","osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"python-validators","fixed_in":["0.24.0-1.2","0.35.0-1.4"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"validators","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.12.2"},{"fixed":"0.12.6"}]}]},{"source":"osv","ecosystem":"PyPI","package":"validators","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.12.2"},{"fixed":"0.12.6"}]}],"versions":["0.12.2","0.12.3","0.12.4","0.12.5"]},{"source":"osv","ecosystem":"PyPI","package":"validators","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.12.2"},{"fixed":"0.12.6"}]}],"versions":["0.12.2","0.12.3","0.12.4","0.12.5"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"python-validators","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.24.0-1.2"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"python-validators","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.35.0-1.4"}]}]}],"products":[{"vendor":"validators_project","product":"validators"}],"references":[{"url":"https://github.com/kvesteri/validators/issues/86","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-19588","tags":["advisory"]},{"url":"https://github.com/python-validators/validators/issues/86","tags":["web"]},{"url":"https://github.com/advisories/GHSA-5qcg-w2cc-xffw","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/validators/PYSEC-2019-134.yaml","tags":["web"]},{"url":"https://github.com/python-validators/validators","tags":["package"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2019-19588","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2019-19588","description":"The validators package 0.12.2 through 0.12.5 for Python enters an infinite loop when validators.domain is called with a crafted domain string. 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This is fixed in 0.12.6.","status":"published","published":"2020-01-21T20:32:09Z","modified":"2024-11-18T22:16:37Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:38:20.833758Z"}],"nvd":[{"id":"CVE-2019-19588","description":"The validators package 0.12.2 through 0.12.5 for Python enters an infinite loop when validators.domain is called with a crafted domain string. 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