{"id":11518,"date":"2026-09-04T18:53:18","date_gmt":"2026-09-04T10:53:18","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-78682"},"modified":"2026-09-04T18:53:18","modified_gmt":"2026-09-04T10:53:18","slug":"cve-2026-78682","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-78682","title":{"rendered":"CVE-2026-78682 [HIGH] &#8211; NLTK before 3.10.3 contains a server-side request forgery vulnerability in nltk.pathsec.ur"},"content":{"rendered":"<p>NLTK before 3.10.3 contains a server-side request forgery vulnerability in nltk.pathsec.urlopen (and callers nltk.data.load, nltk.downloader.Downloader.index\/download) when an HTTP proxy is configured. pathsec.urlopen validates the requested hostname locally, but proxy-handler inheritance disables the safe HTTP\/HTTPS handlers so the actual fetch is performed by the proxy against a destination that is never re-validated. An attacker can supply a validated public URL that the proxy forwards to an internal loopback-only service, allowing disclosure of internal HTTP resources, loading of forged downloader indexes, and installation of attacker-chosen package content.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NLTK before 3.10.3 contains a server-side request forgery vulnerability in nltk.pathsec.urlopen (and callers nltk.data.load, nltk.downloader.Downloader.index\/download) when an HTTP proxy is configured<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-11518","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/11518","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11518"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11518"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11518"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}