Selenium ModHeader Extension Fails Due to Chrome MV2 Deprecation

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The ModHeader browser extension, widely used in Selenium automation tests to set HTTP headers, stopped working in 2024. Chrome's deprecation of Manifest V2 extensions rendered the unmaintained ModHeader package non-functional. The package still receives approximately 150,000 monthly downloads, meaning many automated test pipelines are now broken. Alternative methods include using Playwright's built-in header features or Selenium 4's Chrome DevTools Protocol integration. For complex scenarios, newer tools like the open-source Headerwise extension offer a replacement.

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Critical Langflow Vulnerability Allows Unauthenticated Code Execution

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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