Server-side Request Forgery (SSRF) Affecting @astrojs/cloudflare package, versions <13.1.10
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-JS-ASTROJSCLOUDFLARE-16189084
- published24 Apr 2026
- disclosed23 Apr 2026
- creditkodareef5
Introduced: 23 Apr 2026
NewCVE-2026-41321 (opens in a new tab)How to fix?
Upgrade @astrojs/cloudflare to version 13.1.10 or higher.
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 arbitrary internal or external resources by exploiting HTTP redirect behavior in the image fetching logic.
Note:
This is due to incomplete fix for CVE-2025-58179.