Vulnerability in Apache Shiro

CVE-2020-13933

Apache Shiro before 1.6.0, when using Apache Shiro, a specially crafted HTTP request may cause an authentication bypass.

EPSS: 0.480 (98.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-13933?
CVE-2020-13933 is a high-severity vulnerability in Apache Shiro. CVSS score: 7.5/10. Published 2020-08-17.
How severe is CVE-2020-13933?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2020-13933 known to be exploited?
42 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.