CVE-2026-0846
HIGHCVSS v3
7.5
HIGH
EPSS Score
0.1%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A vulnerability in the `filestring()` function of the `nltk.util` module in nltk version 3.9.2 allows arbitrary file read due to improper validation of input paths. The function directly opens files specified by user input without sanitization, enabling attackers to access sensitive system files by providing absolute paths or traversal paths. This vulnerability can be exploited locally or remotely, particularly in scenarios where the function is used in web APIs or other interfaces that accept u
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 3/9/2026
- Last Modified
- 4/17/2026
Frequently Asked Questions
What is CVE-2026-0846?
A vulnerability in the `filestring()` function of the `nltk.util` module in nltk version 3.9.2 allows arbitrary file read due to improper validation of input paths. The function directly opens files specified by user input without sanitization, enabling attackers to access sensitive system files by providing absolute paths or traversal paths. This vulnerability can be exploited locally or remotely, particularly in scenarios where the function is used in web APIs or other interfaces that accept u
Is CVE-2026-0846 actively exploited?
Active exploitation of CVE-2026-0846 has not been confirmed. The EPSS score is 0.1%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-0846?
CVE-2026-0846 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string 3.1.
Is CVE-2026-0846 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.