By purchasing HeroDevs’ Never-Ending Support for Express, you’re ensuring that your Express applications stay secure and these vulnerabilities are mitigated. As more CVEs are discovered, you can rest easy knowing HeroDevs will fix them.

If you’re currently using Express in your application’s tech stack, your application is vulnerable to the CVEs listed below.

Switch to NES for Express in minutes to immediately mitigate these vulnerabilities.

Severity

Technology

Libraries Affected

HeroDevs Partners with the OpenJS Foundation

HeroDevs is the founding member of the OpenJS Foundation’s Ecosystem Sustainability Program (ESP) which was developed to address critical issues within the JavaScript community – particularly those related to maintenance and sustainability of open source projects that have reached end-of-life. HeroDevs is also a Gold Member of the OpenJS Foundation.

As part of OpenJS ESP, HeroDevs will continue to offer Never-Ending Support for many of the OpenJS projects, like ESLint, Express and more.

What is Never-Ending Support?

Security icon

Security Fixes

A new version of NES for Express will be released each time we find, validate, and fix a security issue.

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Drop-In Compatibility

A direct replacement for your framework—no migrations, no rewrites, just ongoing support.

SLA Compliance icon

SLA Compliance

HeroDevs provides SLAs that ensure compliance by providing incident response and remediation in accordance with industry-standard regulations, including SOC 2, FedRamp, PCI, and HIPAA.

Learn more.

Team of Experts icon

Team of Experts

NES for Express is built with advisement and consultation of core team members from Express.

Easy to install icon

Easy to Install

Our simple drop-in replacement means all you have to do is change your npm and rebuild your project. No code changes or find & replace required.

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Intellectual Property Protection

NES for Express is not only secure; HeroDevs also offers enterprise-level protection for all products.

Learn more.

Why HeroDevs?

We Partner With Core Contributors

We collaborate with the Express project to ensure our Never-Ending Support (NES) for Express product is the same quality you’ve come to expect.

By involving core maintainers of the library, we set a new standard in open source software maintenance to ensure that NES for Express is as dependable as the original technology it’s built on.

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We Give Back To Open Source

HeroDevs is deeply committed to the open source community. We support it through sponsorships, backing core contributors, and funding events that drive the ecosystem forward. Our engagement extends beyond financial contributions, embodying a commitment to the ongoing growth and innovation of open source software. This holistic support ensures the vitality of the open-source movement, fostering an environment of collaboration and advancement.

Support

Frequently Asked Questions

Below are common questions our customers have. Of course, we’re happy to meet with you and answer these and other questions you might have.

Does HeroDevs have an SLA for NES for Express?

What Express versions does NES support?

Does NES for Express help with compliance?

Why do I need NES for Express?

How does licensing work?

I got an error like "EOL/Obsolete Software: Express 3.x Detected." What can I do?

Related Products

If you're leveraging this technology, chances are you're also using complementary systems that face similar end-of-life (EOL) challenges.

Explore our related NES products that offer proactive, comprehensive support for your entire tech stack to ensure continuity, security, and innovation across all your essential technologies.

HeroDevs Blog

Latest News

Thought Leadership

Dec 18, 2025

The New Procurement Question: How Long Will This Be Supported?

Why Support Lifecycles Have Become the Most Important Question in Modern Software Procurement

Press Release

Dec 17, 2025

HeroDevs Announces Maven Central Integration with Sonatype to Instantly Remediate EOL Open Source Risk

Secure, drop-in replacements for end-of-life open source—discoverable directly in Maven Central, with zero refactoring required.

Security

Dec 16, 2025

When Rust 1.91 Reaches End-of-Life: What It Means for Security, Stability, and Long-Term Maintenance

What the Rust 1.91 End-of-Life Means for Security, Compliance, and Long-Term Support in Enterprise Systems

Contact Us

Got questions about Never-Ending Support for your open-source library? We're here to help!

Discover how HeroDevs NES Products can keep your systems secure and compliant.

Learn how our solutions can deliver value to your organization.

Get detailed pricing information tailored to your needs.

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NEVER-ENDING SUPPORT FOR Express

Legacy Express versions still function after support ends — but that's not good enough for internal SLAs, CVE disclosures, and security audits.Never-Ending Support (NES) for Express keeps you compliant, secure, and audit-ready without an unplanned migration or risky patchwork.

Express

NEVER-ENDING SUPPORT FOR

Never-Ending Support (NES) for Express keeps you compliant, secure, and audit-ready without an unplanned migration or risky patchwork.

NES for Express

is a secure drop-in replacement for

Express

and takes just a few minutes to set up.

0 Security Issues Fixed in NES for Express(and always looking for more)