01 Record

CVE-2026-63311

NLTK before 3.10.0 SSRF via DNS Resolution Failure

MediumPUBLISHEDCNA: VulnCheck

Base score6.9 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L

02 Description

NLTK before 3.10.0 SSRF via DNS Resolution Failure

Published

2026-08-22 14:12Z2 HR AGO

Last updated

2026-08-22 14:12Z2 HR AGO

Reserved

2026-07-16

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

Medium (CVSS 6.9)

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L

Weaknesses

SSVC decision

No CISA-ADP assessment

Data version

5.2

Document digest

c23fdc7e5faa25ed18f9f10b0c62091ba566ba11473d6f1a7be783ddc1255eda

VendorProductVersionsPlatforms

nltknltk0 to < 3.10.0—

github.comGitHub Security Advisory (GHSA-3gqm-fcw5-w839)https://github.com/nltk/nltk/security/advisories/GHSA-3gqm-fcw5-w839vendor-advisory
www.vulncheck.comVulnCheck Advisory: NLTK before 3.10.0 SSRF via DNS Resolution Failurehttps://www.vulncheck.com/advisories/nltk-before-ssrf-via-dns-resolution-failurethird-party-advisory