CVE-2026-41322 @astrojs/node: Cache Poisoning due to incorrect error handling when if-match header is malformed

@astrojs/node allows Astro to deploy your SSR site to Node targets. Prior to 10.0.5, requesting a static js/css resources from astro path with an incorrect/malformed if-match header returns a 500 error with a one year cache lifetime instead of 412 in some cases. This has the effect that all...

Use of Web Browser Cache Containing Sensitive Information

Overview @astrojs/node is a Deploy your site to a Node.js server Affected versions of this package are vulnerable to Use of Web Browser Cache Containing Sensitive Information via the serve-static.ts component. An attacker can cause legitimate users to receive persistent error responses for static...

Astro: Cache Poisoning due to incorrect error handling when if-match header is malformed

Summary Requesting a static JS/CSS resource from the astro path with an incorrect or malformed if-match header returns a 500 error with a one-year cache lifetime instead of 412 in some cases. As a result, all subsequent requests to that file — regardless of the if-match header — will be served a...