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CVE-2026-81722 nltk PorterStemmer before 3.10.3 Quadratic-time DoS

🗓️ 27 Aug 2026 14:51:15Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Quadratic-time DoS in nltk PorterStemmer before 3.10.3 via trailing 'y' run in stem().

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-81722
27 Aug 202614:51
cve
euvd
EUVD
EUVD-2026-67072
27 Aug 202614:51
euvd
nvd
NVD
CVE-2026-81722
27 Aug 202617:21
nvd
ptsecurity
Positive Technologies
PT-2026-82617
27 Aug 202600:00
ptsecurity
[
  {
    "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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