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High 8.8CVE-2026-49268 Public exploit
Apache Shiro: LDAP DN Injection in DefaultLdapRealm
A remote attacker can inject LDAP special characters into the Distinguished Name (DN) construction in DefaultLdapRealm class. User-supplied username input is directly concatenated into the LDAP DN template without any escaping of RFC 2253 special characters. …
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Critical 9.8
Authentication Bypass Vulnerability
Apache Shiro before 1.9.1, A RegexRequestMatcher can be misconfigured to be bypassed on some servlet containers. Applications using RegExPatternMatcher with `.` in the regular expression are possibly vulnerable to an authorization bypass.
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High 7.5
Authentication bypass in Apache Shiro
Apache Shiro before 1.6.0, when using Apache Shiro, a specially crafted HTTP request may cause an authentication bypass.
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Critical 9.8
Improper Authentication in Apache Shiro
Apache Shiro before 1.5.3, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.
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High 7.5CVE-2019-12422 Public exploit
Improper input validation in Apache Shiro
Apache Shiro before 1.4.2, when using the default "remember me" configuration, cookies could be susceptible to a padding attack.
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Critical 9.8
Improper Access Control in Apache Shiro
Apache Shiro before 1.2.5, when a cipher key has not been configured for the "remember me" feature, allows remote attackers to execute arbitrary code or bypass intended access restrictions via an unspecified request parameter.
KEV Nov 3, 2021