{"id":64157,"date":"2026-06-19T08:28:15","date_gmt":"2026-06-19T08:28:15","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=64157"},"modified":"2026-06-19T08:28:15","modified_gmt":"2026-06-19T08:28:15","slug":"geoserver-has-an-arbitrary-file-write-vulnerability-in-its-master-password-dump-page","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=64157","title":{"rendered":"GeoServer has an arbitrary file write vulnerability in its Master Password Dump Page_CVE-2025-52465"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;GeoServer is an open source server that allows users to share and edit geospatial data. Prior to versions 2.26.4 and 2.27.3, a vulnerability exists that allows an authenticated administrator with access to GeoServer&#8217;s security system to pass arbitrary file names to the Master Password Dump web page and create files containing the master password in plaintext. The provided file name must be an absolute path to the target file, the target file can not already exist and all parent directories must already exist. Versions 2.26.4 and 2.27.3 contain a fix. GeoServer installations where the web interface is either disabled or completely removed are not affected since the vulnerability exists in one of the web pages.&#8221;,&#8221;published&#8221;:&#8221;2026-06-18T14:28:41.270Z&#8221;,&#8221;modified&#8221;:&#8221;2026-06-18T15:24:32.009Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;GeoServer has an arbitrary file write vulnerability in its Master Password Dump Page&#8221;,&#8221;source&#8221;:&#8221;GitHub_M&#8221;,&#8221;references&#8221;:&#8221;https:\/\/github.com\/geoserver\/geoserver\/security\/advisories\/GHSA-7qmg-grcp-qf25\\nhttps:\/\/github.com\/geoserver\/geoserver\/pull\/8584\\nhttps:\/\/osgeo-org.atlassian.net\/browse\/GEOS-11852\\nhttps:\/\/research.checkpoint.com\/2025\/cve-2025-24054-ntlm-exploit-in-the-wild&#8221;,&#8221;id&#8221;:&#8221;CVE-2025-52465&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-73&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;geoserver org.geoserver.web:gs-web-app \\u003c 2.26.4\\ngeoserver org.geoserver.web:gs-web-app \\u003e= 2.27.0, \\u003c 2.27.3\\ngeoserver org.geoserver.web:gs-web-sec-core \\u003c 2.26.4\\ngeoserver org.geoserver.web:gs-web-sec-core \\u003e= 2.27.0, \\u003c 2.27.3&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:7.2,&#8221;severity&#8221;:&#8221;HIGH&#8221;,&#8221;vector&#8221;:&#8221;CVSS:3.1\/AV:N\/AC:L\/PR:H\/UI:N\/S:U\/C:H\/I:H\/A:H&#8221;,&#8221;version&#8221;:&#8221;3.1&#8243;},&#8221;cvss2&#8243;:{},&#8221;cvss3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;,&#8221;cvssV3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;}},&#8221;href&#8221;:&#8221;&#8221;,&#8221;category_name&#8221;:&#8221;CVE&#8221;,&#8221;post_link&#8221;:&#8221;&#8221;,&#8221;product&#8221;:&#8221;org.geoserver.web:gs-web-app&#8221;,&#8221;version&#8221;:&#8221;\\u003c 2.26.4&#8243;,&#8221;vendor&#8221;:&#8221;geoserver&#8221;,&#8221;ai_description&#8221;:&#8221;&#8221;,&#8221;ai_severity&#8221;:&#8221;&#8221;,&#8221;ai_vendor&#8221;:&#8221;&#8221;,&#8221;ai_product&#8221;:&#8221;&#8221;,&#8221;ai_version&#8221;:&#8221;&#8221;,&#8221;ai_score&#8221;:0}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;GeoServer is an open source server that allows users to share and edit geospatial data. Prior to versions 2.26.4 and 2.27.3, a vulnerability exists that&#8230;<\/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":[6,8,39,12,15,13,7,11,5],"class_list":["post-64157","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-72","tag-exploit","tag-high","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>GeoServer has an arbitrary file write vulnerability in its Master Password Dump Page_CVE-2025-52465 - 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=64157\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GeoServer has an arbitrary file write vulnerability in its Master Password Dump Page_CVE-2025-52465 - zero redgem\" \/>\n<meta property=\"og:description\" content=\"{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;GeoServer is an open source server that allows users to share and edit geospatial data. 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