In the fast-paced world of software development, staying up-to-date with the latest technologies and frameworks is not just a matter of keeping up with trends; it’s a critical component of maintaining a secure, efficient, and robust application. Despite this, many companies continue to run older or outdated versions of frameworks, including Angular. Often, the decision to forego upgrades is driven by a perception that business delivery takes precedence over technological maintenance. However, this approach can lead to significant vulnerabilities and security concerns that ultimately affect the business’s bottom line. This article will explore why upgrading frameworks, specifically Angular, is crucial and provide concrete examples to convince even the most skeptical managers of its benefits.

The Risks of Sticking with Outdated Frameworks

Security Vulnerabilities

Every software framework, including Angular, has vulnerabilities that are discovered and patched over time. Running an outdated version means your application is exposed to known security issues that could have been mitigated with an upgrade. For example, Angular has had several security updates over the years addressing issues such as Cross-Site Scripting (XSS) and dependency vulnerabilities. By not upgrading, you leave your application susceptible to attacks that can compromise user data and damage your company’s reputation.

Example: In AngularJs 1.6.3, a critical security vulnerability was discovered that allowed attackers to execute arbitrary JavaScript code via the ngSanitize service. This issue was patched in a subsequent release. Companies still running Angular 1.6.3 or earlier are at risk of exploitation. Despite Angular 1.6.3 being an old version, it serves as an example because many legacy systems still run on AngularJS (Angular 1.x), and these systems are particularly vulnerable if not properly maintained.

Performance Improvements

Each new version of Angular introduces performance optimizations that make your application faster and more efficient. These improvements are often the result of extensive research and development by the Angular team, and they can have a significant impact on your application’s load times and responsiveness.

Example: Angular 9 introduced the Ivy compiler, which drastically reduced the size of compiled JavaScript bundles, leading to faster load times and improved performance. Applications that have not upgraded to Angular 9 or later are missing out on these substantial gains.

Compatibility and Support

Frameworks evolve to support new web standards, browser features, and third-party integrations. Running an outdated version of Angular can lead to compatibility issues with modern tools and libraries, making it harder to integrate new features or technologies into your application.

Example: Angular 12 introduced strict mode, which improves maintainability and reduces the likelihood of runtime errors. It also provides better support for TypeScript 4.2, which includes new language features and performance enhancements. Sticking with an older version may result in compatibility issues and technical debt.

Developer Satisfaction

Developer satisfaction is crucial for retaining top talent and ensuring high productivity levels. Developers prefer working with the latest technologies to stay current with industry trends and advance their careers. Using an outdated tech stack can lead to frustration and decreased motivation, as developers may feel they are missing out on learning and growth opportunities. Nobody wants to work with old technologies that do not provide the modern conveniences, performance improvements, and security features available in newer versions.

Example: A team of developers working with an outdated version of Angular might feel demotivated compared to their peers who are using the latest version with advanced features and improved tooling. This can lead to higher turnover rates as developers seek opportunities that allow them to work with cutting-edge technologies.

Compliance and Regulatory Requirements

Many industries, especially those dealing with sensitive information like finance and healthcare, are subject to strict regulatory requirements. Using outdated software can lead to non-compliance, resulting in fines and legal consequences. Regulatory bodies often require that software be up-to-date and free of known vulnerabilities.

Example: In the banking sector, projects are often marked as security risks if they use outdated npm packages with known vulnerabilities. This non-compliance can lead to audits and penalties. Tools like Black Duck and SonarQube (Sonar) scans are frequently used to ensure compliance by identifying and reporting outdated or vulnerable dependencies. Black Duck, for instance, provides detailed reports on open-source component risks, helping teams understand the implications of using outdated libraries.

Current Angular Versions

As of June 2024, the current supported versions of Angular are 18, 17, 16. Angular follows a regular release cycle with Long-Term Support (LTS) versions that receive updates for an extended period (12 months), providing stability and security for production applications.

Unsupported Angular Versions

It’s important to be aware of the Angular versions that are no longer supported, as they do not receive security updates or bug fixes. Angular versions v2 to v15 are no longer supported.

Using these unsupported versions can expose your application to security risks and compatibility issues.

Overcoming the Resistance to Upgrade

Managers often resist upgrading frameworks due to concerns about the perceived disruption to business delivery. However, the risks associated with running outdated software can far outweigh the temporary inconvenience of an upgrade. Here are some strategies to help convince your manager:

Highlight Security Risks:

Emphasize the importance of security in protecting user data and maintaining trust. Provide examples of high-profile security breaches that were the result of outdated software. Explain that the cost of a security incident, in terms of both financial impact and reputation damage, can be far greater than the cost of an upgrade.

Example: The Equifax data breach in 2017, which exposed the personal information of 147 million people, was partly due to an unpatched vulnerability in a web application framework. This breach resulted in a $700 million settlement.

Demonstrate Cost Savings:

While the initial investment in upgrading may seem high, it can lead to long-term cost savings by reducing technical debt, minimizing downtime, and improving developer efficiency. Provide a cost-benefit analysis that compares the costs of an upgrade to the potential costs of security breaches, performance issues, and maintenance of outdated code.

Example: A study by IBM found that the average cost of a data breach is $3.86 million. Investing in regular upgrades can mitigate these risks and save significant costs in the long run.

Showcase Success Stories:

Provide case studies of companies that have successfully upgraded their frameworks and reaped the benefits. Highlight improvements in security, performance, and developer productivity. This can help alleviate fears and demonstrate the tangible benefits of staying up-to-date.

Example: A major e-commerce company upgraded from AngularJS to Angular 10 and saw a 30% improvement in page load times, resulting in a 15% increase in user engagement and a 10% boost in sales.

Plan for Minimal Disruption:

Develop a detailed upgrade plan that minimizes disruption to business delivery. This can include phased rollouts, thorough testing, and parallel development to ensure a smooth transition. Demonstrating a well-thought-out plan can help reassure managers that the upgrade will not negatively impact ongoing projects.

Example: Conduct a pilot upgrade with a smaller, less critical part of the application to identify potential issues and develop solutions before rolling out the upgrade to the entire system.

Creating a Framework or Developer Experience (DX) Team

One effective strategy to ensure regular upgrades and maintenance of frameworks is to establish a dedicated Framework or Developer Experience (DX) team. This team can take responsibility for monitoring updates, assessing their impact, and planning upgrades without disrupting the core business activities.

Example: A large tech company established a DX team tasked with maintaining the development environment and ensuring all frameworks and libraries are up-to-date. This team conducted regular audits using tools like Black Duck and SonarQube to identify outdated dependencies and potential security risks. They then worked with development teams to plan and implement upgrades in a phased and controlled manner, ensuring minimal disruption to ongoing projects.

Example: A financial institution formed a Framework Team to handle all aspects of framework maintenance, including Angular upgrades. This team used automated tools to scan for vulnerabilities and compliance issues, producing regular reports and actionable insights. By centralizing this responsibility, the institution was able to stay compliant with regulatory requirements and avoid potential security risks associated with outdated software.

Compliance and Regulatory Requirements

Many industries, particularly those dealing with sensitive information like finance and healthcare, are subject to stringent regulatory requirements. Compliance with these regulations often necessitates keeping software up-to-date to avoid known vulnerabilities. Non-compliance can lead to significant fines, legal action, and reputational damage.

Example: In the banking sector, using outdated npm packages with known vulnerabilities can mark a project as a security risk. Financial institutions must adhere to strict security standards and regulatory requirements, which often include regular updates and patches to software components. Tools like Black Duck and SonarQube (Sonar) are instrumental in maintaining compliance by scanning for vulnerabilities in open-source components and outdated libraries.

Black Duck provides comprehensive reports on open-source component risks, helping development teams understand the security and compliance implications of using specific libraries. Similarly, SonarQube integrates into the development pipeline to continuously analyze code for potential issues, including security vulnerabilities and outdated dependencies. These tools not only help ensure compliance but also enhance overall security posture by identifying and mitigating risks early in the development process.


Upgrading frameworks, particularly Angular, is not just a technical necessity but a strategic imperative. The risks associated with running outdated software, including security vulnerabilities, performance issues, and compliance problems, can have severe consequences for your business. By highlighting these risks and providing concrete examples of the benefits of upgrading, you can make a compelling case to your manager that the long-term gains far outweigh the short-term inconveniences. Establishing a dedicated Framework or DX team can further streamline the upgrade process, ensuring regular maintenance without disrupting business delivery. In a world where technology is constantly evolving, staying current is essential to maintaining a competitive edge and ensuring the security and reliability of your applications.

The Importance of Upgrading Frameworks: A Case for Angular was originally published in Level Up Coding on Medium, where people are continuing the conversation by highlighting and responding to this story.

​ Level Up Coding – Medium

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