CVE WatchAug 25, 2026

CVE-2016-8735

Apache Tomcat Remote Code Execution Vulnerability

CVSS

9.8

Critical

EPSS

90.3%

p100

KEV

YES

May 12, 2023

Exploit Today

0-100

Published: Apr 6, 2017 · Last modified: Aug 25, 2026

EPSS · 30d

90.3%EPSS · 30 days90.3%

2026-08-022026-08-30

KEV catalog record

Product

Apache / Tomcat

Vulnerability

Apache Tomcat Remote Code Execution Vulnerability

Added to KEV

May 12, 2023

Remediate by

Jun 2, 2023

Known ransomware use

Summary description

Apache Tomcat contains an unspecified vulnerability that allows for remote code execution if JmxRemoteLifecycleListener is used and an attacker can reach Java Management Extension (JMX) ports. This CVE exists because this listener wasn't updated for consistency with the Oracle patched issues for CVE-2016-3427 which affected credential types.

Required action

Apply updates per vendor instructions.

Notes

https://tomcat.apache.org/security-9.html; https://nvd.nist.gov/vuln/detail/CVE-2016-8735

Technical description

Remote code execution is possible with Apache Tomcat before 6.0.48, 7.x before 7.0.73, 8.x before 8.0.39, 8.5.x before 8.5.7, and 9.x before 9.0.0.M12 if JmxRemoteLifecycleListener is used and an attacker can reach JMX ports. The issue exists because this listener wasn't updated for consistency with the CVE-2016-3427 Oracle patch that affected credential types.

Official references

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