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CVE-2026-81725 NLTK before 3.10.3 Regular Expression Denial of Service via Pl196xCorpusReader

🗓️ 27 Aug 2026 14:51:18Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

ReDoS in NLTK before 3.10.3 via Pl196xCorpusReader causing quadratic CPU consumption.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-81725
8 Sep 202622:36
circl
cve
CVE
CVE-2026-81725
27 Aug 202614:51
cve
debiancve
Debian CVE
CVE-2026-81725
27 Aug 202614:51
debiancve
euvd
EUVD
EUVD-2026-67075
8 Sep 202620:28
euvd
github
Github Security Blog
Duplicate Advisory: Pl196xCorpusReader has quadratic ReDoS on malformed TEI blocks
27 Aug 202618:32
github
github
Github Security Blog
NLTK: Pl196xCorpusReader has quadratic ReDoS on malformed TEI blocks
8 Sep 202620:28
github
nvd
NVD
CVE-2026-81725
27 Aug 202617:21
nvd
osv
OSV
DEBIAN-CVE-2026-81725
27 Aug 202617:21
osv
osv
OSV
GHSA-8MPW-7FPC-4GQJ NLTK: Pl196xCorpusReader has quadratic ReDoS on malformed TEI blocks
8 Sep 202620:28
osv
osv
OSV
PYSEC-2026-3752
27 Aug 202617:21
osv
Rows per page
[
  {
    "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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