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CVE-2026-81723

🗓️ 27 Aug 2026 17:21:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 13 Views

NLTK before 3.10.3 suffers quadratic CPU exhaustion via XMLCorpusView rescanning per block read.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-81723 vulnerabilities
4 Sep 202620:26
cgr
circl
Circl
CVE-2026-81723
2 Sep 202616:35
circl
cve
CVE
CVE-2026-81723
27 Aug 202614:51
cve
cvelist
Cvelist
CVE-2026-81723 NLTK before 3.10.3 Quadratic CPU Exhaustion via XMLCorpusView
27 Aug 202614:51
cvelist
debiancve
Debian CVE
CVE-2026-81723
27 Aug 202614:51
debiancve
euvd
EUVD
EUVD-2026-67073
2 Sep 202614:34
euvd
github
Github Security Blog
Duplicate Advisory: Quadratic CPU Exhaustion in `XMLCorpusView._read_xml_fragment()`
27 Aug 202618:32
github
github
Github Security Blog
NLTK: Quadratic CPU Exhaustion in `XMLCorpusView._read_xml_fragment()`
2 Sep 202614:34
github
nvd
NVD
CVE-2026-81723
27 Aug 202617:21
nvd
osv
OSV
CGA-37P2-2H6V-GQRW
2 Sep 202619:56
osv
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu14.04allnltk0nltk_0_all.deb
Ubuntu16.04allnltk0nltk_0_all.deb
Ubuntu18.04allnltk0nltk_0_all.deb
Ubuntu20.04allnltk0nltk_0_all.deb
Ubuntu22.04allnltk0nltk_0_all.deb
Ubuntu24.04allnltk0nltk_0_all.deb
Ubuntu26.04allnltk0nltk_0_all.deb

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02 Sep 2026 21:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.13.7
CVSS 46.3
EPSS0.00222
SSVC
13