Cypress v5.3.0 — Release Notes & Engineering Impact

Source available — automated, not human-reviewed

Component: cypress · Channel: stable. Automated analysis, not a compatibility certification. How this works.

Analysis updated: 2026-11-01.

Compatibility not verified — check source notes

📄 .MD

✨ Features 1 🔧 Bug Fixes 6

⚡ Executive Summary (TL;DR)

Cypress v5.3.0. Source highlight: *Released 9/28/2020*

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Who Does This Impact? (Role-Based Analysis)

💻 Software Engineers & Devs

Check the source notes against the package and APIs you use before upgrading.

📊 Product & Engineering Leads

Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.

⚙️ DevOps & Security

Verify the target version, runtime requirements and rollback procedure in the official documentation.

✨ New Features & Capabilities (1)

Added a `status` property to `CypressRunResult` objects. Addresses #8580.

🔧 Bug Fixes & Patches (6)

Fixed a bug where `cy.route2` would not automatically JSONify an empty array handler. Addresses #8532.
Fixed a bug where objects yielded by using `cy.wait` on a `cy.route2` alias would not always have a `response` property. Addresses #8536.
Fixed an issue where `cy.route2` routes would not be able to intercept requests to HTTPS destinations on a different origin. Addresses #8487.
Fixed an issue where subjects became `undefined` after certain assertion failures. Addresses #5763.
Fixed an issue where a `cy.task` with no arguments passed would receive `null` as the first argument instead of `undefined`. Addresses #5913.
Fixed an issue preventing users from passing the config-file argument when starting cypress through the node module API. Addresses #8632.

📄 View Raw Release Notes (Original Developer Log)

*Released 9/28/2020* **Features:** - Firefox support is now out of beta! 🎉 Firefox 80 and newer are now officially stable when used with Cypress. Addresses [#8241](https://github.com/cypress-io/cypress/issues/8241). - Versions of Firefox older than 80 can still be used, but will be subject to the `firefoxGcInterval` workaround. The desktop GUI will display a warning if such versions are used. **Bugfixes:** - Fixed a bug where `cy.route2` would not automatically JSONify an empty array handler. Addresses [#8532](https://github.com/cypress-io/cypress/issues/8532). - Fixed a bug where objects yielded by using `cy.wait` on a `cy.route2` alias would not always have a `response` property. Addresses [#8536](https://github.com/cypress-io/cypress/issues/8536). - Fixed an issue where `cy.route2` routes would not be able to intercept requests to HTTPS destinations on a different origin. Addresses [#8487](https://github.com/cypress-io/cypress/issues/8487). - Fixed an issue where subjects became `undefined` after certain assertion failures. Addresses [#5763](https://github.com/cypress-io/cypress/issues/5763). - Fixed an issue where a `cy.task` with no arguments passed would receive `null` as the first argument instead of `undefined`. Addresses [#5913](https://github.com/cypress-io/cypress/issues/5913). - Fixed an issue preventing users from passing the config-file argument when starting cypress through the node module API. Addresses [#8632](https://github.com/cypress-io/cypress/issues/8632). - Fixed an issue where `cy.visit()`s to a relative URL containing `..` would not work. Addresses [#5090](https://github.com/cypress-io/cypress/issues/5090). - Fixed an issue where Mocha hooks could still be triggered after the Test Runner was manually stopped. Addresses [#8621](https://github.com/cypress-io/cypress/issues/8621). - Fixed an issue where `cy.setCookie` failed when given a cookie name with a `__Host-` prefix. Addresses [#8261](https://github.com/cypress-io/cypress/issues/8261). - Fixed an issue where a misleading error was displayed when test code threw an exception with a non-`Error` object. Addresses [#7870](https://github.com/cypress-io/cypress/issues/7870). **Misc:** - The proxy now omits the `Content-Security-Policy-Report-Only` header the same way that it does for `Content-Security-Policy`. Addresses [#7936](https://github.com/cypress-io/cypress/issues/7936). - Added a `status` property to `CypressRunResult` objects. Addresses [#8580](https://github.com/cypress-io/cypress/issues/8580). - Updated types to no longer use deprecated Mocha interfaces. Addresses [#5795](https://github.com/cypress-io/cypress/issues/5795). - Passing an empty string to `CYPRESS_INSTALL_BINARY` now takes precedence over npm config. Addresses [#8488](https://github.com/cypress-io/cypress/issues/8488).

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