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CVE-2026-81723

NLTK

Beschreibung

NLTK versions before 3.10.3 contain a quadratic CPU exhaustion vulnerability in XMLCorpusView._read_xml_fragment() that rescans accumulated XML fragments on every 1 KiB block read. Attackers can provide malformed XML corpus files to cause severe CPU consumption and denial of service through affected readers like BNCCorpusReader.

CVSS 3.7EPSS 0.22200000000000003%Risiko 0.38
Quelle öffnen
Veröffentlicht
2026-08-27 17:21:02
Betroffene Versionen
<3.10.3
Typ
Bibliothek
Zuletzt geändert
2026-08-27 17:21:02
Vektor
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L