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Vulnerability record · CVE-2023-34478 · published 24 July 2023

CVE-2023-34478: Apache shiro path traversal vulnerability

Apache · Shiro

Apache Shiro, before 1.12.0 or 2.0.0-alpha-3, may be susceptible to a path traversal attack that results in an authentication bypass when used together with APIs or other web frameworks that route requests based on non-normalized requests. Mitigation: Update to Apache Shiro 1.12.0+ or 2.0.0-alpha-3+

9.8 CVSS 3.1 Critical EPSS 2.1% · top 19.3% CWE-22 · Path traversal
9.8CVSS 3.1 base score
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Apache Shiro, before 1.12.0 or 2.0.0-alpha-3, may be susceptible to a path traversal attack that results in an authentication bypass when used together with APIs or other web frameworks that route requests based on non-normalized requests. Mitigation: Update to Apache Shiro 1.12.0+ or 2.0.0-alpha-3+

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2023/07/24/4 Mailing ListThird Party Advisory
https://lists.apache.org/thread/mbv26onkgw9o35rldh7vmq11wpv2t2qk Mailing List
https://security.netapp.com/advisory/ntap-20230915-0005/
http://www.openwall.com/lists/oss-security/2023/07/24/4 Mailing ListThird Party Advisory
https://lists.apache.org/thread/mbv26onkgw9o35rldh7vmq11wpv2t2qk Mailing List
https://security.netapp.com/advisory/ntap-20230915-0005/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2016-4437Apache Shiro hardcoded remember-me cipher key enables code executionApache Shiro before 1.2.5 uses a default cipher key for the "remember me" feature when no key is configured, allowing attackers to forge or decrypt r…KEVEPSS 93%analysed9.8CVE-2022-40664Apache shiro improper authentication vulnerabilityApache Shiro before 1.10.0, Authentication Bypass Vulnerability in Shiro when forwarding or including via RequestDispatcher.EPSS 2.7%9.8CVE-2022-32532Apache shiro incorrect authorization vulnerabilityApache Shiro before 1.9.1, A RegexRequestMatcher can be misconfigured to be bypassed on some servlet containers. Applications using RegExPatternMatch…EPSS 26%9.8CVE-2021-41303Apache Shiro with Spring Boot authentication bypass via crafted HTTP requestApache Shiro before 1.8.0, when used with Spring Boot, can be tricked by a specially crafted HTTP request into bypassing authentication. The flaw is …EPSS 77%analysed9.8CVE-2020-17523Apache Shiro with Spring authentication bypass via crafted HTTP requestApache Shiro before 1.7.1, when used with Spring, can be made to bypass authentication by a specially crafted HTTP request. The flaw is an improper a…EPSS 86%analysed9.8CVE-2020-17510Apache shiro improper authentication vulnerabilityApache Shiro before 1.7.0, when using Apache Shiro with Spring, a specially crafted HTTP request may cause an authentication bypass.EPSS 8.2%9.8CVE-2020-11989Apache shiro vulnerabilityApache Shiro before 1.5.3, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.EPSS 24%9.8CVE-2020-1957Apache shiro vulnerabilityApache Shiro before 1.5.2, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.EPSS 23%

Source: NIST National Vulnerability Database (record CVE-2023-34478), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.