CVE-2026-0846 is a high-severity arbitrary file read vulnerability (CVSS 8.6) in NLTK version 3.9.2, specifically within the `filestring()` function of the `nltk.util` module. This flaw allows unauthenticated remote attackers to access sensitive system files by providing malicious absolute or traversal paths due to improper input validation. The vulnerability has a high confidentiality impact and can be exploited with low complexity, particularly in web API contexts that process user-supplied input. There is currently no evidence of active exploitation, public exploit code, or significant community discussion beyond a single mention of a remediation fix.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.9.2CPE matchmatch criteria | cpe:2.3:a:nltk:nltk:3.9.2:*:*:*:*:*:*:* |
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.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.