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DEBIAN-CVE-2026-12261

🗓️ 07 Aug 2026 07:16:26Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 17 Views

NLTK <=3.9.4 downloader allows cross-package resource poisoning via shared corpora and taggers namespaces.

Related
Refs
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Family
attackerkb
attackerkb
CVE-2026-12261
7 Aug 202606:25
–attackerkb
circl
Circl
CVE-2026-12261
7 Aug 202608:31
–circl
cve
CVE
CVE-2026-12261
7 Aug 202606:25
–cve
cvelist
Cvelist
CVE-2026-12261 Improper Access Control in nltk/nltk
7 Aug 202606:25
–cvelist
debiancve
Debian CVE
CVE-2026-12261
7 Aug 202606:25
–debiancve
euvd
EUVD
EUVD-2026-54393
7 Aug 202606:25
–euvd
github
Github Security Blog
NLTK downloader allows cross-package resource and model poisoning
7 Aug 202609:31
–github
nvd
NVD
CVE-2026-12261
7 Aug 202607:16
–nvd
osv
OSV
ECHO-5B86-3218-603D
4 Oct 202600:00
–osv
osv
OSV
GHSA-FFJ6-66C4-86GW NLTK downloader allows cross-package resource and model poisoning
7 Aug 202609:31
–osv
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01 Oct 2026 03:02Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.5
EPSS0.00205
17