Vulnerability in Apache Shiro

CVE-2020-17523

Apache Shiro before 1.7.1, when using Apache Shiro with Spring, a specially crafted HTTP request may cause an authentication bypass.

EPSS: 0.888 (99.5th percentile) — read the EPSS interpretation.

Affected products

  • N/a Apache Shiro — versions before 1.7.1

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-17523?
CVE-2020-17523 is a vulnerability in Apache Shiro. Published 2021-02-03.
Is CVE-2020-17523 known to be exploited?
29 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.