{"id":"CVE-2026-44598","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-44598","summary":"Apache Shiro Vulnerable to Open Redirect, Server-Side Request Forgery","details":"With valid login credentials, URL Redirection to Untrusted Site ('Open Redirect'), Server-Side Request Forgery (SSRF) vulnerability in Apache Shiro.\n\nThis issue affects Apache Shiro from 2.0-alpha to 2.1.0, and 3.0.0-alpha-1, only when using shiro-jakarta-ee integration module.\n\nUsers are recommended to upgrade to version 2.1.1, or 3.0.0-alpha-2 or later, which fixes the issue by encrypting the cookie.\n\nAfter successful login, Jakarta EE integration module uses shiroSavedRequest cookie to redirect to a particular web page after login.\nThis cookie was not validated, and can be forged to send a HTTP GET request from the server itself to an arbitrary URL from the cookie.","published":"2026-05-26T13:30:50Z","modified":"2026-06-30T17:45:22.062298420Z","cvss":null,"epss":{"score":0.00367,"percentile":0.29877,"asOf":"2026-08-16"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.shiro:shiro-jakarta-ee","fixedVersion":"2.2.0"},{"ecosystem":"Maven","name":"org.apache.shiro:shiro-jakarta-ee","fixedVersion":"3.0.0-alpha-2"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44598"},{"type":"PACKAGE","url":"https://github.com/apache/shiro"},{"type":"WEB","url":"https://shiro.apache.org/security-reports.html#cve_2026_44598"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/05/25/8"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-06-30T17:45:22.062298420Z"}}