CVE-2021-41303
Apache Shiro vulnerable to a specially crafted HTTP request causing an authentication bypass
9.8
CRITICAL
CVSS 3.1
EPSS 49.3%
Description
Apache Shiro before 1.8.0, when using Apache Shiro with Spring Boot, a specially crafted HTTP request may cause an authentication bypass. Users should update to Apache Shiro 1.8.0.
How to fix CVE-2021-41303
To remediate CVE-2021-41303, upgrade the affected package to a fixed version below.
- Debian/shiro—no fix listed
- —upgrade to 1.8.0 or later
Is CVE-2021-41303 being exploited?
Moderate — EPSS is 49.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0
- from 0, < 1.8.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |