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CVE Watch—

CVE-2016-4437

Apache Shiro Code Execution Vulnerability

CVSS

—

No CVSS

EPSS

93.0%

p100

KEV

YES

Nov 3, 2021

Exploit Today

80

0-100

Published: — · Last modified: —

EPSS · 30d
93.0%EPSS · 30 days93.0%
2026-09-162026-10-14
KEV catalog record

Product

Apache / Shiro

Vulnerability

Apache Shiro Code Execution Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

May 3, 2022

Known ransomware use

No

Summary description

Apache Shiro contains a vulnerability which may allow remote attackers to execute code or bypass intended access restrictions via an unspecified request parameter when a cipher key has not been configured for the "remember me" feature.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2016-4437

Related CVEs

No related CVEs by CWE or product.