Lucene search
+L

CVE-2026-71513 NLTK 3.10.0 through 3.10.2 Remote Code Execution via AllowlistUnpickler Dotted-Name Bypass

🗓️ 22 Aug 2026 13:34:07Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 35 Views

RCE in NLTK 3.10.0-3.10.2 via AllowlistUnpickler dotted-name bypass in TransitionParser.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-71513 vulnerabilities
4 Sep 202620:26
cgr
circl
Circl
CVE-2026-71513
22 Aug 202623:00
circl
cve
CVE
CVE-2026-71513
22 Aug 202613:34
cve
debiancve
Debian CVE
CVE-2026-71513
22 Aug 202613:34
debiancve
euvd
EUVD
EUVD-2026-64296
22 Aug 202613:34
euvd
github
Github Security Blog
NLTK AllowlistUnpickler dotted-name validation bypass allows remote code execution
22 Aug 202615:31
github
mageia
Mageia
Updated python-nltk packages fix security vulnerabilities
29 Aug 202615:47
mageia
nvd
NVD
CVE-2026-71513
22 Aug 202614:16
nvd
osv
OSV
CGA-572V-8HF4-JHJ5
4 Sep 202609:07
osv
osv
OSV
CGA-F24J-V7XC-9GP7
2 Sep 202619:56
osv
Rows per page
[
  {
    "vendor": "nltk",
    "product": "nltk",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/nltk",
    "versions": [
      {
        "version": "3.10.0",
        "lessThan": "3.10.3",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "3.10.3",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation