CVE-2026-62383
🔶 mediumSummary
nltk versions before 3.10.2 contain a symlink-based arbitrary file read vulnerability in IPIPANCorpusReader methods that bypass nltk.pathsec validation entirely. Attackers can place a symlink in the corpus root directory and read arbitrary files accessible to the process by calling channels(), domains(), categories(), or fileids() methods with the symlink filename.
CVSS Score
5.5
Medium
EPSS Score
0.2
Exploit Probability
Published Date
2026-08-22
First Seen: 2026-08-23
📊 Relative Risk Intelligence
This CVE is Lower Risk - more severe than 31.6% of all 348,756 vulnerabilities in our database.
#238,690
Below average severity
Severity Percentile
Last Modified
2026-08-22
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS Vector 4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE IDs (Weakness Types)