{"action":"Upgrade slixmpp to 1.4.2 or later.","affected":[{"fixed":"1.4.2","introduced":"0"}],"component":"slixmpp","cve_ids":["CVE-2019-1000021"],"ecosystem":"PyPI","epss":0.02279,"exploited":false,"fixed_versions":["1.4.2"],"ghsa_id":"GHSA-4g62-mfwx-4q48","id":"tcs_01M5KG8EDJDZVH9A92NCEDSM48","modified_at":"2026-06-10T17:00:39.980447290Z","published_at":"2019-02-04T21:29:00Z","references":["https://osv.dev/vulnerability/PYSEC-2019-121","https://xmpp.org/extensions/xep-0223.html#howitworks","https://lab.louiz.org/poezio/slixmpp/commit/7cd73b594e8122dddf847953fcfc85ab4d316416","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GKBXN7EAAR7ENEZUBKV6C6MP6QBXYTWT/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WIBP4LD2V4TBJSLZXDUAGQMD6CUI2TZR/","https://github.com/advisories/GHSA-4g62-mfwx-4q48"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2019-121","url":"https://osv.dev/vulnerability/PYSEC-2019-121"},{"source":"nvd","source_id":"CVE-2019-1000021","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1000021"}],"summary":"slixmpp version before commit 7cd73b594e8122dddf847953fcfc85ab4d316416 contains an incorrect Access Control vulnerability in XEP-0223 plugin (Persistent Storage of Private Data via PubSub) options pro"}