{"id":"OESA-2026-3037","summary":"python-marshmallow security update","details":"A lightweight library for converting complex datatypes to and from native Python datatypes.\r\n\r\nSecurity Fix(es):\n\nMarshmallow is a lightweight library for converting complex objects to and from simple Python datatypes. In versions from 3.0.0rc1 to before 3.26.2 and from 4.0.0 to before 4.1.2, Schema.load(data, many=True) is vulnerable to denial of service attacks. A moderately sized request can consume a disproportionate amount of CPU time. This issue has been patched in version 3.26.2 and 4.1.2.(CVE-2025-68480)","modified":"2026-08-18T01:20:46.906975102Z","published":"2026-07-19T11:11:56Z","upstream":["CVE-2025-68480"],"database_specific":{"severity":"Medium"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3037"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68480"}],"affected":[{"package":{"name":"python-marshmallow","ecosystem":"openEuler:24.03-LTS-SP1","purl":"pkg:rpm/openEuler/python-marshmallow&distro=openEuler-24.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.26.2-1.oe2403sp1"}]}],"ecosystem_specific":{"src":["python-marshmallow-3.26.2-1.oe2403sp1.src.rpm"],"noarch":["python-marshmallow-help-3.26.2-1.oe2403sp1.noarch.rpm","python3-marshmallow-3.26.2-1.oe2403sp1.noarch.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2026-3037.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}