{"id":34485,"date":"2026-01-07T11:35:56","date_gmt":"2026-01-07T11:35:56","guid":{"rendered":"http:\/\/localhost\/?p=34485"},"modified":"2026-01-07T11:35:56","modified_gmt":"2026-01-07T11:35:56","slug":"cisco-identity-services-engine-xml-external-entity-processing-information-disclosure-vulnerability","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=34485","title":{"rendered":"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029"},"content":{"rendered":"

{“lastseen”:””,”description”:”A vulnerability in the licensing features of\\u0026nbsp;Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker with administrative privileges to gain access to sensitive information.\\u0026nbsp;\\r\\n\\r\\nThis vulnerability is due to improper parsing of XML that is processed by the web-based management interface of Cisco ISE and Cisco ISE-PIC. An attacker could exploit this vulnerability by uploading a malicious file to the application. A successful exploit could allow the attacker to read arbitrary files from the underlying operating system that could include sensitive data that should otherwise be inaccessible even to administrators. To exploit this vulnerability, the attacker must have valid administrative credentials.”,”published”:”2026-01-07T16:23:43.372Z”,”modified”:”2026-01-07T16:40:58.555Z”,”type”:”cve”,”title”:”Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability”,”source”:”cisco”,”references”:”https:\/\/sec.cloudapps.cisco.com\/security\/center\/content\/CiscoSecurityAdvisory\/cisco-sa-ise-xxe-jWSbSDKt”,”id”:”CVE-2026-20029″,”bulletinFamily”:””,”cwe”:null,”cvelist”:null,”sourceData”:”Cisco Cisco Identity Services Engine Software 3.1.0\\nCisco Cisco Identity Services Engine Software 3.1.0 p1\\nCisco Cisco Identity Services Engine Software 3.1.0 p3\\nCisco Cisco Identity Services Engine Software 3.1.0 p2\\nCisco Cisco Identity Services Engine Software 3.2.0\\nCisco Cisco Identity Services Engine Software 3.1.0 p4\\nCisco Cisco Identity Services Engine Software 3.1.0 p5\\nCisco Cisco Identity Services Engine Software 3.2.0 p1\\nCisco Cisco Identity Services Engine Software 3.1.0 p6\\nCisco Cisco Identity Services Engine Software 3.2.0 p2\\nCisco Cisco Identity Services Engine Software 3.1.0 p7\\nCisco Cisco Identity Services Engine Software 3.3.0\\nCisco Cisco Identity Services Engine Software 3.2.0 p3\\nCisco Cisco Identity Services Engine Software 3.2.0 p4\\nCisco Cisco Identity Services Engine Software 3.1.0 p8\\nCisco Cisco Identity Services Engine Software 3.2.0 p5\\nCisco Cisco Identity Services Engine Software 3.2.0 p6\\nCisco Cisco Identity Services Engine Software 3.1.0 p9\\nCisco Cisco Identity Services Engine Software 3.3 Patch 2\\nCisco Cisco Identity Services Engine Software 3.3 Patch 1\\nCisco Cisco Identity Services Engine Software 3.3 Patch 3\\nCisco Cisco Identity Services Engine Software 3.4.0\\nCisco Cisco Identity Services Engine Software 3.2.0 p7\\nCisco Cisco Identity Services Engine Software 3.3 Patch 4\\nCisco Cisco Identity Services Engine Software 3.4 Patch 1\\nCisco Cisco Identity Services Engine Software 3.1.0 p10\\nCisco Cisco Identity Services Engine Software 3.3 Patch 5\\nCisco Cisco Identity Services Engine Software 3.3 Patch 6\\nCisco Cisco Identity Services Engine Software 3.4 Patch 2\\nCisco Cisco Identity Services Engine Software 3.3 Patch 7\\nCisco Cisco Identity Services Engine Software 3.4 Patch 3″,”sourceHref”:””,”cvss”:{“score”:4.9,”severity”:”MEDIUM”,”vector”:”CVSS:3.1\/AV:N\/AC:L\/PR:H\/UI:N\/S:U\/C:H\/I:N\/A:N”,”version”:”3.1″},”cvss2″:{},”cvss3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””,”cvssV3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””}},”href”:””,”category_name”:”CVE”,”post_link”:””,”product”:”Cisco Identity Services Engine Software”,”version”:”3.1.0″,”vendor”:”Cisco”,”ai_description”:””,”ai_severity”:””,”ai_vendor”:””,”ai_product”:””,”ai_version”:””,”ai_score”:0}<\/p>\n","protected":false},"excerpt":{"rendered":"

{“lastseen”:””,”description”:”A vulnerability in the licensing features of\\u0026nbsp;Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker with…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,65,12,21,13,7,11,5],"class_list":["post-34485","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-49","tag-exploit","tag-medium","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"\nCisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029 - zero redgem<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zero.redgem.net\/?p=34485\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{“lastseen”:””,”description”:”A vulnerability in the licensing features ofu0026nbsp;Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker with...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/zero.redgem.net\/?p=34485\" \/>\n<meta property=\"og:site_name\" content=\"zero redgem\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-07T11:35:56+00:00\" \/>\n<meta name=\"author\" content=\"invoker\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"invoker\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/?p=34485#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/?p=34485\"},\"author\":{\"name\":\"invoker\",\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#\\\/schema\\\/person\\\/fbfeae8dfad117ac08a7621bee1a1dca\"},\"headline\":\"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029\",\"datePublished\":\"2026-01-07T11:35:56+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/?p=34485\"},\"wordCount\":470,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#organization\"},\"keywords\":[\"CVE\",\"CVSS\",\"CVSS-4.9\",\"exploit\",\"MEDIUM\",\"news\",\"Security\",\"tapic\",\"Vulnerability\"],\"articleSection\":[\"category_cve\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/zero.redgem.net\\\/?p=34485#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/?p=34485\",\"url\":\"https:\\\/\\\/zero.redgem.net\\\/?p=34485\",\"name\":\"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029 - zero redgem\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#website\"},\"datePublished\":\"2026-01-07T11:35:56+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/?p=34485#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/zero.redgem.net\\\/?p=34485\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/?p=34485#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/zero.redgem.net\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#website\",\"url\":\"https:\\\/\\\/zero.redgem.net\\\/\",\"name\":\"zero redgem\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/zero.redgem.net\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#organization\",\"name\":\"zero redgem\",\"url\":\"https:\\\/\\\/zero.redgem.net\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"\",\"contentUrl\":\"\",\"width\":191,\"height\":188,\"caption\":\"zero redgem\"},\"image\":{\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/zero.redgem.net\\\/#\\\/schema\\\/person\\\/fbfeae8dfad117ac08a7621bee1a1dca\",\"name\":\"invoker\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/f17c01d7338e6932bcde121cf83569393df3374625d25afd62677cfb528f2e3e?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/f17c01d7338e6932bcde121cf83569393df3374625d25afd62677cfb528f2e3e?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/f17c01d7338e6932bcde121cf83569393df3374625d25afd62677cfb528f2e3e?s=96&d=mm&r=g\",\"caption\":\"invoker\"},\"sameAs\":[\"https:\\\/\\\/zero.redgem.net\"],\"url\":\"https:\\\/\\\/zero.redgem.net\\\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029 - zero redgem","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/zero.redgem.net\/?p=34485","og_locale":"en_US","og_type":"article","og_title":"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029 - zero redgem","og_description":"{“lastseen”:””,”description”:”A vulnerability in the licensing features ofu0026nbsp;Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker with...","og_url":"https:\/\/zero.redgem.net\/?p=34485","og_site_name":"zero redgem","article_published_time":"2026-01-07T11:35:56+00:00","author":"invoker","twitter_card":"summary_large_image","twitter_misc":{"Written by":"invoker","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/zero.redgem.net\/?p=34485#article","isPartOf":{"@id":"https:\/\/zero.redgem.net\/?p=34485"},"author":{"name":"invoker","@id":"https:\/\/zero.redgem.net\/#\/schema\/person\/fbfeae8dfad117ac08a7621bee1a1dca"},"headline":"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029","datePublished":"2026-01-07T11:35:56+00:00","mainEntityOfPage":{"@id":"https:\/\/zero.redgem.net\/?p=34485"},"wordCount":470,"commentCount":0,"publisher":{"@id":"https:\/\/zero.redgem.net\/#organization"},"keywords":["CVE","CVSS","CVSS-4.9","exploit","MEDIUM","news","Security","tapic","Vulnerability"],"articleSection":["category_cve"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/zero.redgem.net\/?p=34485#respond"]}]},{"@type":"WebPage","@id":"https:\/\/zero.redgem.net\/?p=34485","url":"https:\/\/zero.redgem.net\/?p=34485","name":"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029 - zero redgem","isPartOf":{"@id":"https:\/\/zero.redgem.net\/#website"},"datePublished":"2026-01-07T11:35:56+00:00","breadcrumb":{"@id":"https:\/\/zero.redgem.net\/?p=34485#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/zero.redgem.net\/?p=34485"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/zero.redgem.net\/?p=34485#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/zero.redgem.net\/"},{"@type":"ListItem","position":2,"name":"Cisco Identity Services Engine XML External Entity Processing Information Disclosure Vulnerability_CVE-2026-20029"}]},{"@type":"WebSite","@id":"https:\/\/zero.redgem.net\/#website","url":"https:\/\/zero.redgem.net\/","name":"zero redgem","description":"","publisher":{"@id":"https:\/\/zero.redgem.net\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/zero.redgem.net\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/zero.redgem.net\/#organization","name":"zero redgem","url":"https:\/\/zero.redgem.net\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/zero.redgem.net\/#\/schema\/logo\/image\/","url":"","contentUrl":"","width":191,"height":188,"caption":"zero redgem"},"image":{"@id":"https:\/\/zero.redgem.net\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/zero.redgem.net\/#\/schema\/person\/fbfeae8dfad117ac08a7621bee1a1dca","name":"invoker","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/f17c01d7338e6932bcde121cf83569393df3374625d25afd62677cfb528f2e3e?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/f17c01d7338e6932bcde121cf83569393df3374625d25afd62677cfb528f2e3e?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/f17c01d7338e6932bcde121cf83569393df3374625d25afd62677cfb528f2e3e?s=96&d=mm&r=g","caption":"invoker"},"sameAs":["https:\/\/zero.redgem.net"],"url":"https:\/\/zero.redgem.net\/?author=1"}]}},"_links":{"self":[{"href":"https:\/\/zero.redgem.net\/index.php?rest_route=\/wp\/v2\/posts\/34485","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zero.redgem.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zero.redgem.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zero.redgem.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zero.redgem.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=34485"}],"version-history":[{"count":0,"href":"https:\/\/zero.redgem.net\/index.php?rest_route=\/wp\/v2\/posts\/34485\/revisions"}],"wp:attachment":[{"href":"https:\/\/zero.redgem.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=34485"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zero.redgem.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=34485"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zero.redgem.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=34485"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}