HIGHVulnerability

CVE-2026-63310

NLTK before 3.9.3 fails to verify file integrity after downloading packages and before extraction in the downloader module. Attackers can perform man-in-the-middle attacks or DNS poisoning to inject malicious package contents that are extracted without validation.

Properties

severity
HIGH
score
7.1
cve_id
CVE-2026-63310
vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:H
published_at
2026-08-22T15:16:19.100
last_modified
2026-08-31T18:48:58.893

Related Entities (3)

HAS_WEAKNESS (1)

[Weakness]Download of Code Without Integrity Check

DESCRIBED_BY (1)

[Source]NVD

AFFECTS_PRODUCT (1)

[Product]

Explore deeper with Ninja Signal's threat intelligence graph

CVE-2026-63310 — Ninja Signal Threat Intelligence | Ninja Signal