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CVE-2026-81723

🗓️ 27 Aug 2026 14:51:16Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 27 Views

Quadratic CPU exhaustion in NLTK before 3.10.3 via XMLCorpus enabling DoS.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-81723 vulnerabilities
4 Sep 202620:26
cgr
circl
Circl
CVE-2026-81723
2 Sep 202616:35
circl
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
osv
OSV
CGA-6672-5565-7WF6
4 Sep 202609:07
osv
Rows per page
Vulners
CNA
Node
nltknltkRange03.10.3
[
  {
    "vendor": "nltk",
    "product": "nltk",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/nltk",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "3.10.3"
      },
      {
        "version": "3.10.3",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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31 Aug 2026 19:17Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.13.7
CVSS 46.3
EPSS0.00222
SSVC
27