CoreUI for Angular v5.6.20 - Angular 21.2.3 Security Update

Thursday, March 12, 2026

We are pleased to announce the release of CoreUI for Angular v5.6.20. This important security update brings full support for Angular 21.2.3, includes critical security patches for the hono package vulnerability (GHSA-v8w9-8mx6-g223), and comprehensive dependency updates to ensure your Angular applications run securely with the latest framework improvements.

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How to Update

To update to CoreUI v5.6.20 for Angular 21.2.3, follow these simple steps to ensure your project is up-to-date:

Verify that you are using a supported version of node.js before you upgrade your application. Angular v21 supports node.js versions: v18.19 and newer, or v20.11 and newer, or v22.0 and newer.
To update your application to Angular v21.2.3 and CoreUI v5.6.20, in the application’s project directory, run:

ng update @angular/[email protected] @angular/[email protected] @coreui/coreui@~5.6.0 @coreui/angular@~5.6.20

Please ensure that there are no error messages in the results.
See also:
- CoreUI for Angular Installation
- CoreUI for Angular versions

What’s New

Angular Framework Update

CoreUI for Angular v5.6.20 fully supports Angular 21.2.3, bringing you the latest framework patches:

Security Fixes: Critical security patches from the Angular team
Stability Updates: Framework-level bug fixes and improvements
Performance: Runtime optimizations and enhancements
Compatibility: Enhanced compatibility with Angular ecosystem and TypeScript

Critical Security Patch

This release addresses an important security vulnerability:

hono Package Vulnerability: Patched security advisory GHSA-v8w9-8mx6-g223

This security update ensures your applications are protected against known vulnerabilities and follow security best practices. We strongly recommend updating as soon as possible.

Development Tooling Updates

Updated Angular CLI and development tools:

Angular CLI 21.2.2: Enhanced command-line interface
Angular CDK 21.2.2: Latest component development kit
TypeScript ESLint 8.57.0: Improved TypeScript linting

Dependency Updates

We have updated key dependencies to their latest versions, ensuring improved performance, security, and compatibility with the latest Angular 21.2.3 standards:

Angular Core Updates

@angular/animations from: 21.2.1 to: 21.2.3
@angular/common from: 21.2.1 to: 21.2.3
@angular/compiler from: 21.2.1 to: 21.2.3
@angular/core from: 21.2.1 to: 21.2.3
@angular/forms from: 21.2.1 to: 21.2.3
@angular/platform-browser from: 21.2.1 to: 21.2.3
@angular/router from: 21.2.1 to: 21.2.3

Angular Development Tools

@angular/cli from: 21.2.1 to: 21.2.2
@angular/cdk from: 21.2.1 to: 21.2.2

Code Quality Tools

typescript-eslint from: 8.56.1 to: 8.57.0

These updates bring your application to the latest Angular 21.2.3 and related library versions.

Released Packages

This release includes updates to the following CoreUI Angular packages:

@coreui/angular: v5.6.20 - Core Angular components and directives
@coreui/angular-chartjs: v5.6.20 - Chart.js integration for Angular
@coreui/icons-angular: v5.6.20 - CoreUI Icons for Angular

All packages are synchronized to version 5.6.20 to ensure compatibility and consistent behavior across the CoreUI Angular ecosystem.

Migration Notes

This is a security and maintenance release with full backward compatibility. No breaking changes were introduced. If you’re upgrading from an earlier version:

Update your dependencies using the ng update command shown above
Review your application for any console warnings
Run your test suite to ensure everything works as expected
Verify the security patch by checking for hono-related vulnerabilities

Why Update?

Updating to CoreUI for Angular v5.6.20 provides critical benefits:

Security: Critical patch for hono package vulnerability (GHSA-v8w9-8mx6-g223)
Latest Angular Features: Access to Angular 21.2.3 improvements
Stability: Framework-level bug fixes and enhancements
Best Practices: Stay current with latest security standards
Compatibility: Synchronized package versions prevent conflicts
Support: Remain on officially supported versions

Security Recommendations

After updating:

Verify Patch: Ensure the hono vulnerability is resolved
Audit Dependencies: Run npm audit to check for other vulnerabilities
Update Regularly: Keep your dependencies up to date
Monitor Advisories: Subscribe to security advisories for your dependencies
Test Thoroughly: Verify all functionality after security updates

Additional Resources

For a comprehensive overview of all changes, enhancements, and updates introduced in this release, please refer to the full changelog on GitHub.