{"apiVersion":"1.0","identifier":"CVE-2026-81726","description":"NLTK through 3.10.3 contains a path traversal vulnerability in model-artifact APIs that bypass pathsec enforcement by using raw file operations on caller-controlled paths. Attackers can read or write files outside allowed sandbox roots through TransitionParser, AveragedPerceptron, PerceptronTagger, and maxent parameter APIs when pathsec is enabled.","publishedAt":"2026-08-27T17:21:03","lastModifiedAt":"2026-08-27T20:18:54","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-81726","cvssScore":7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L","epssProbability":0.00265,"riskScore":0.72,"affectedProduct":"NLTK","affectedVersions":"<=3.10.3","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-81726","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-81726","en":"https://www.redsauce.net/en/cves/CVE-2026-81726","fr":"https://www.redsauce.net/fr/cves/CVE-2026-81726","pt":"https://www.redsauce.net/pt/cves/CVE-2026-81726","de":"https://www.redsauce.net/de/cves/CVE-2026-81726","sk":"https://www.redsauce.net/sk/cves/CVE-2026-81726","el":"https://www.redsauce.net/el/cves/CVE-2026-81726"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-81726"}}