CVE-2026-0847 describes a path traversal vulnerability in NLTK versions up to and including 3.9.2, specifically within its CorpusReader classes. This flaw allows an unauthenticated attacker to read arbitrary files on the server by manipulating file paths in user-controlled inputs. With a CVSS score of 8.6 (High), this vulnerability presents a significant risk of unauthorized access to sensitive data, potentially leading to further compromise. While there is no evidence of active exploitation or public exploit code, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the security community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.9.2CPE matchmatch criteria | cpe:2.3:a:nltk:nltk:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.