{"id":81907,"date":"2025-10-06T00:32:27","date_gmt":"2025-10-06T00:32:27","guid":{"rendered":""},"modified":"2025-10-21T10:42:52","modified_gmt":"2025-10-21T16:42:52","slug":"cve-2025-54592-session-hijacking-vulnerability-in-freshrss-versions-1-26-3-and-below","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-54592-session-hijacking-vulnerability-in-freshrss-versions-1-26-3-and-below\/","title":{"rendered":"<strong>CVE-2025-54592: Session Hijacking Vulnerability in FreshRSS Versions 1.26.3 and Below<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>CVE-2025-54592 is a critical vulnerability discovered in FreshRSS versions 1.26.3 and below. FreshRSS is a popular self-hostable RSS aggregator used by many individuals and organizations to manage their RSS feeds. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45814-critical-vulnerability-in-ns3000-and-ns2000-allows-session-hijacking\/\"  data-wpil-monitor-id=\"91934\">vulnerability stems from a flaw in the session<\/a> termination process, where the session cookie remains active and unchanged even after the user has logged out. This could potentially allow an attacker to hijack the session, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-10533-critical-vulnerability-in-firefox-and-thunderbird-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"89401\">leading to system<\/a> compromise or data leakage.<br \/>\nThe <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-37123-high-severity-privilege-escalation-vulnerability-in-hpe-aruba-networking-edgeconnect-sd-wan-gateways\/\"  data-wpil-monitor-id=\"89625\">severity of this vulnerability<\/a> is high, with a CVSS score of 9.8. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-41714-critical-vulnerability-in-upload-endpoint-causing-arbitrary-file-write-and-potential-remote-code-execution\/\"  data-wpil-monitor-id=\"89511\">potential impact of this vulnerability<\/a>, if exploited, is significant, which underscores the urgency of applying the necessary mitigation efforts.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-54592<br \/>\nSeverity: Critical (9.8 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-10534-critical-firefox-and-thunderbird-vulnerability-leading-to-possible-system-compromise-and-data-leakage\/\"  data-wpil-monitor-id=\"89443\">System compromise<\/a>, potential data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div class=\"ameeb-content-2\" id=\"ameeb-987458890\"><div style=\"border-left: 4px solid #555; padding-left: 20px; margin: 48px 0; font-family: Roboto, sans-serif; color: #ffffff; line-height: 1.6; max-width: 700px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 20px; font-weight: 600; display: flex; align-items: center;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 8px;\">\r\n      <img decoding=\"async\" src=\"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/10\/Best-App-icon-Ameeba.png\" alt=\"Ameeba Chat Icon\" style=\"width: 40px; height: 40px;\" \/>\r\n    <\/a>\r\n    A new way to communicate\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 12px;\">\r\n    Ameeba Chat is built on encrypted identity, not personal profiles.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 16px;\">\r\n    Message, call, share files, and coordinate with identities kept separate.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 20px;\">\r\n    <li>\u2022 Encrypted identity<\/li>\r\n    <li>\u2022 Ameeba Chat authenticates access<\/li>\r\n    <li>\u2022 Aliases and categories<\/li>\r\n    <li>\u2022 End-to-end encrypted chat, calls, and files<\/li>\r\n    <li>\u2022 Secure notes for sensitive information<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px;\">\r\n    Private communication, rethought.\r\n  <\/p>\r\n\r\n  <div style=\"display: flex; flex-wrap: wrap; gap: 12px;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\/download\" style=\"background-color: #ffffff; color: #000000; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Download Ameeba Chat<\/a>\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Learn More<\/a>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<p>Product | Affected Versions<\/p>\n<p>FreshRSS | 1.26.3 and below<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit works by taking advantage of the active <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6454-authenticated-user-exploit-in-gitlab-ce-ee-through-proxy-environments\/\"  data-wpil-monitor-id=\"90737\">session<\/a> cookie that remains unchanged even after a user logs out of FreshRSS. An attacker could intercept this cookie and reuse it to initiate a new session. This could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54110-windows-kernel-integer-overflow-vulnerability-leading-to-privilege-elevation\/\"  data-wpil-monitor-id=\"89195\">lead to session hijacking and session fixation vulnerabilities<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div class=\"ameeb-content\" id=\"ameeb-1950678780\"><div class=\"poptin-embedded\" data-id=\"f6b387694f681\"><\/div>\r\n\r\n\r\n\r\n\r\n\r\n<\/div>\n<p>The conceptual example below demonstrates how an attacker might intercept and reuse the session cookie:<\/p>\n<pre><code class=\"language-http\">GET \/rss\/feeds HTTP\/1.1\nHost: target.example.com\nCookie: session_id=unchanged_cookie<\/code><\/pre>\n<p>In this example, the attacker uses the `GET` method to request the `\/rss\/feeds` endpoint from `target.example.com`. The `Cookie` header contains the unchanged session cookie (`session_id=unchanged_cookie`) that the attacker intercepted after the user logged out.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>To mitigate this vulnerability, users are advised to upgrade to FreshRSS version 1.27.0 or above which contains a fix for this issue. In the interim, users can also use Web Application Firewall (WAF) or Intrusion Detection System (IDS) as temporary mitigation measures. As a best practice, users are also recommended to always ensure that their systems are updated with the latest <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-25737-critical-vulnerability-in-kapsch-trafficcom-rsus-due-to-lack-of-secure-password-requirements\/\"  data-wpil-monitor-id=\"89236\">security patches and updates to avoid such vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview CVE-2025-54592 is a critical vulnerability discovered in FreshRSS versions 1.26.3 and below. FreshRSS is a popular self-hostable RSS aggregator used by many individuals and organizations to manage their RSS feeds. This vulnerability stems from a flaw in the session termination process, where the session cookie remains active and unchanged even after the user has [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-81907","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/81907","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/comments?post=81907"}],"version-history":[{"count":8,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/81907\/revisions"}],"predecessor-version":[{"id":85117,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/81907\/revisions\/85117"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=81907"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=81907"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=81907"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=81907"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=81907"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=81907"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=81907"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=81907"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=81907"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}