CVE-2020-11989
Apache Shiro before 1.5.3, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.
- Published
- Jun 22, 2020
- Updated
- Aug 4, 2024
- Assigning CNA
- apache
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HModerate · next 30 days
- Percentile
- 97.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Apache Shiro before 1.5.3, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.
Sources
3- HYWZ36-CVE-2020-11989-codeExploit
Exploit code for CVE-2020-11989, an Apache Shiro authentication bypass vulnerability, enabling remote attackers to bypass security controls in web applications.
- shiro-CVE-2020-11989Exploit
- learnjavabugPoC
Java security-related vulnerability and technology demos, including native Java, Fastjson, Jackson, Hessian2, and XML deserialization vulnerability exploitation, as well as exploits for frameworks/middleware/features such as Spring, Dubbo, Shiro, CAS, Tomcat, RMI, and Nexus, along with practical code for Java Security Manager bypass, Dubbo-Hessian2 security hardening, and more.
Responsible use
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