Vulnerability in Apache Shiro

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.

EPSS: 0.244 (97.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-11989?
CVE-2020-11989 is a critical-severity vulnerability in Apache Shiro. CVSS score: 9.8/10. Published 2020-06-22.
How severe is CVE-2020-11989?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-11989 known to be exploited?
31 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.