nltk nltk/nltk

Name: nltk nltk/nltk
Brand: nltk

productEU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

EPSS ≥ 10%

critical

by severity

0critical4high2medium0low

updated 2026-10-27

vulnerabilities (12)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2026-0848US	—	0.79% (56th)	Exploit	no fix	2026-03-05	≤ unspecified ≤latest
CVE-2026-12243US	—	0.58% (45th)	Exploit	no fix	2026-06-30	≤ unspecified ≤latest
CVE-2021-3828US	high7.5	1.59% (76th)	—	no fix	2021-09-27	≤ unspecified ≤3.6.3
CVE-2021-3842US	high7.5	1.46% (73rd)	—	3.6.6	2022-01-04	unspecified → 3.6.6
CVE-2025-14009US	—	1.04% (64th)	—	no fix	2026-02-18	≤ unspecified ≤latest
CVE-2026-0847US	high7.5	0.94% (61st)	—	no fix	2026-03-04	≤ unspecified ≤latest
CVE-2026-0846US	high7.5	0.55% (46th)	—	no fix	2026-03-09	≤ unspecified ≤latest
CVE-2026-12199US	—OT elevated	0.33% (25th)	—	no fix	2026-06-17	≤ unspecified ≤latest
CVE-2026-12372US	—	0.26% (18th)	—	no fix	2026-08-09	≤ unspecified ≤latest
CVE-2026-12261US	medium6.5	0.21% (11th)	—	no fix	2026-08-07	≤ unspecified ≤latest
CVE-2026-12252US	—	0.19% (9th)	—	no fix	2026-07-04	≤ unspecified ≤latest
CVE-2026-12259US	medium6.5OT elevated	0.10% (1st)	—	no fix	2026-08-03	≤ unspecified ≤latest

The flaw types (CWEs) most of these CVEs share.

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')3 CVEs
CWE-1333Inefficient Regular Expression Complexity2 CVEs
CWE-94Improper Control of Generation of Code ('Code Injection')2 CVEs
CWE-20Improper Input Validation1 CVEs
CWE-284Improper Access Control1 CVEs
CWE-306Missing Authentication for Critical Function1 CVEs
CWE-36Absolute Path Traversal1 CVEs
CWE-494Download of Code Without Integrity Check1 CVEs

Which sources assert this record, and when.

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