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OpenAdvisories
Critical USN-4740-1 2 CVEs

shiro vulnerabilities

Published Feb 18, 2021 · Updated Apr 27, 2026

Summary

It was discovered that Apache Shiro mishandled specially crafted requests. An
attacker could use this vulnerability to bypass authentication mechanisms.

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 18.04 LTS 18.04:LTS shiro 1.3.2-3~18.04.1
Ubuntu · 20.04 LTS 20.04:LTS shiro 1.3.2-4ubuntu0.1

Vulnerabilities 2

References

  • report
    https://ubuntu.com/security/CVE-2020-1957
  • report
    https://ubuntu.com/security/CVE-2020-11989