Astro Cloudflare Adapter - Server Side Request Forgery
Astro is a web framework for content-driven websites. Versions 11.0.3 through 12.6.5 are vulnerable to SSRF when using Astro's Cloudflare adapter. When configured with output: 'server' while using the default imageService: 'compile', the generated image optimization endpoint doesn't check the URLs it receives, allowing content from unauthorized third-party domains to be served. a A bug in impacted versions of the @astrojs/cloudflare adapter for deployment on Cloudflare's infrastructure, allows an attacker to bypass the third-party domain restrictions and serve any content from the vulnerable origin. References: https://github.com/withastro/astro/commit/9ecf359 https://github.com/advisories/GHSA-qpr4-c339-7vq8 https://nvd.nist.gov/vuln/detail/CVE-2025-58179
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