CVE-2026-41321

Summary: CVE-2026-41321 affects the @astrojs/cloudflare SSR adapter used with Cloudflare Workers. Before version 13.1.10, the fetch() call for remote images in packages/integrations/cloudflare/src/utils/image-binding-transform.ts uses the default redirect: 'follow' behavior, allowing redirects to...

Server-side Request Forgery (SSRF)

Overview @astrojs/cloudflare is a Deploy your site to Cloudflare Workers/Pages Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the fetch function in image-binding-transform endpoint. An attacker can cause the server to make unauthorized requests to arbitra...

Cloudflare has SSRF via redirect following through its image-binding-transform endpoint (incomplete fix for GHSA-qpr4)

Summary The fetch call for remote images in packages/integrations/cloudflare/src/utils/image-binding-transform.ts line 28 uses the default redirect: 'follow' behavior. This allows the Cloudflare Worker to follow HTTP redirects to arbitrary URLs, bypassing the isRemoteAllowed domain allowlist chec...

GHSA-88GM-J2WX-58H6 Cloudflare has SSRF via redirect following through its image-binding-transform endpoint (incomplete fix for GHSA-qpr4)

Summary The fetch call for remote images in packages/integrations/cloudflare/src/utils/image-binding-transform.ts line 28 uses the default redirect: 'follow' behavior. This allows the Cloudflare Worker to follow HTTP redirects to arbitrary URLs, bypassing the isRemoteAllowed domain allowlist chec...

PT-2026-34823

Summary The fetch call for remote images in packages/integrations/cloudflare/src/utils/image-binding-transform.ts line 28 uses the default redirect: 'follow' behavior. This allows the Cloudflare Worker to follow HTTP redirects to arbitrary URLs, bypassing the isRemoteAllowed domain allowlist chec...