{"apiVersion":"1.0","identifier":"CVE-2026-65915","description":"NLTK versions before 3.10.0 contain a logic bug in FileSystemPathPointer.open() where the sandbox validation check compares a normalized path against itself, making the security check permanently inert. Attackers can pass file:// URLs to nltk.data.load() to read arbitrary files accessible to the process user, including credentials and configuration files.","publishedAt":"2026-08-22T15:16:19","lastModifiedAt":"2026-08-24T20:16:55","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-65915","cvssScore":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","epssProbability":0.00286,"riskScore":0.67,"affectedProduct":"NLTK","affectedVersions":"<3.10.0","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-65915","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-65915","en":"https://www.redsauce.net/en/cves/CVE-2026-65915","fr":"https://www.redsauce.net/fr/cves/CVE-2026-65915","pt":"https://www.redsauce.net/pt/cves/CVE-2026-65915","de":"https://www.redsauce.net/de/cves/CVE-2026-65915","sk":"https://www.redsauce.net/sk/cves/CVE-2026-65915","el":"https://www.redsauce.net/el/cves/CVE-2026-65915"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-65915"}}