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Apr 2, 2025

Introducing Apache Tomcat NES: Secure, Compliant, and Stable Support for EOL Systems

From servlet container to framework, Tomcat NES + Spring NES deliver end-to-end support for legacy Java systems under active attack.

Introducing Apache Tomcat NES: Secure, Compliant, and Stable Support for EOL Systems
For Qualys admins, NES for .NET directly resolves the EOL/Obsolete Software:   Microsoft .NET Version 6 Detected vulnerability, ensuring your systems remain secure and compliant. Fill out the form to get pricing details and learn more.

Apache Tomcat powers mission-critical Java infrastructure across industries — from government and healthcare to finance and e-commerce. But with key versions reaching end-of-life, and with severe vulnerabilities under active exploitation, organizations running unsupported Tomcat instances are exposed to massive risk.

HeroDevs is proud to introduce Apache Tomcat NES (Never-Ending Support) — the most reliable long-term support solution for legacy Tomcat. With NES, your systems stay secure, compliant, and stable for the long haul — no migration required.

What HeroDevs Offers with Apache Tomcat NES

Apache Tomcat NES from HeroDevs provides enterprise-grade protection for applications that can’t afford a disruptive migration. Here’s what’s included:

  • Security Fixes: Timely patches for newly discovered threats.

  • Stability Fixes: Updates to ensure Tomcat functions reliably across evolving environments.

  • SLA Compliance: Guaranteed response and resolution times for critical issues.

  • Expert Engineering: Backed by seasoned engineers and security researchers with deep Tomcat expertise.

Tomcat NES + Spring NES: Full-Stack Legacy Java Support

Apache Tomcat is the most widely used servlet container for running Spring Framework-based applications, particularly versions from Spring Framework 3.x to 5.x, it being one of the most heavily deployed in enterprise environments. While Spring Boot often embeds Tomcat internally, many production systems continue to deploy Spring MVC apps on standalone Tomcat servers — especially Tomcat 7, 8.5, and 9.

But here’s the problem: both Spring Framework 4.3.x and Tomcat 8.5.x are now end-of-life, meaning they no longer receive official security updates. That leaves a significant portion of the Java ecosystem vulnerable to unpatched threats.

That’s why Tomcat NES is designed to integrate tightly with HeroDevs’ Spring NES offering, providing synchronized support and security fixes across both the application and its runtime environment.

Together, Tomcat NES + Spring NES deliver:

  • End-to-End Patch Coverage: From the servlet container (Tomcat) to the application layer (Spring), HeroDevs patches critical vulnerabilities across your full stack.

  • Framework + Runtime Stability: Coordinated updates ensure fixes in one layer don’t destabilize another — no regression surprises.

  • Secure Legacy Spring on Legacy Tomcat: Specifically optimized for Spring 4.3.x on Tomcat 8.5 or 9, still used by healthcare, finance, and public sector organizations.

  • Audit-Ready Compliance: Documentation and traceability to support regulatory needs like PCI-DSS, HIPAA, FedRAMP, and ISO 27001.

If your applications still rely on Spring Framework and run inside Tomcat, there’s no safer or more stable path forward than combining NES for both.

Benefits of Apache Tomcat NES

Organizations choose NES to keep their applications running safely and efficiently:

  • Drop-In Replacement: No re-architecture, no downtime — just safer software.

  • Avoid Costly Migrations: Save millions by extending the life of current systems.

  • Stay Audit-Ready: Maintain compliance with PCI-DSS, HIPAA, FedRAMP, ISO 27001, and more.

  • Stability Without Surprises: NES helps preserve consistent Tomcat behavior in even the most customized deployments.

Built for the Teams That Rely on Java

Tomcat NES is ideal for:

  • Enterprise Java Architects who need to preserve clustering, servlet security, and performance without introducing change.

  • Legacy Application Custodians managing systems that are too valuable — or too expensive — to rewrite.

  • Security & Compliance Officers under pressure to resolve audit findings tied to unsupported servlet containers.

Why HeroDevs?

As a Certified CVE Numbering Authority (CNA) and trusted partner of the OpenJS Foundation, HeroDevs does more than just patch — we lead the charge in sustaining secure open-source technologies.

NES is powered by the same team that delivers enterprise fixes to frameworks like Vue 2, Node.js, Express, and Spring. Our experts understand the intricacies of Tomcat, and we’ve built our support to align with the realities of modern enterprise operations.

End-of-Life Doesn't Mean End-of-Security

With Apache Tomcat NES, you get:

  • Protection against active and future CVEs

  • Operational stability and predictable performance

  • Ongoing support with no pressure to migrate

HeroDevs ensures your applications remain secure, compliant, and stable — indefinitely.

Let’s Lock Down Your Legacy Tomcat

Your systems matter — don’t leave them exposed. Contact HeroDevs today to put Apache Tomcat NES in place and defend your infrastructure against the threats of tomorrow.

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