Astro Security Vulnerabilities (CVEs)
Track 15 security vulnerabilities affecting Astro products and software. Get instant email alerts when new CVEs are discovered, automated security monitoring, and patch guidance.
This vulnerability in Astro web framework allows unauthenticated attackers to cause denial of service through memory exhaustion. By sending oversized ...
Feb 24, 2026This SSRF vulnerability in Astro web framework allows attackers to redirect error page requests to internal network resources by manipulating the Host...
Feb 24, 2026This vulnerability allows unauthenticated attackers to bypass path-based authentication checks in Astro web framework middleware by using double-encod...
Dec 9, 2025This vulnerability in Astro's Cloudflare adapter allows attackers to inject malicious SVG payloads via data: URLs in the image optimization endpoint, ...
Nov 19, 2025A vulnerability in Astro framework's development server allows attackers to read arbitrary local image files through the image optimization endpoint. ...
Nov 19, 2025A reflected cross-site scripting (XSS) vulnerability exists in Astro web framework when using server islands feature. Attackers can inject malicious s...
Nov 19, 2025This vulnerability allows attackers to bypass middleware validation checks in Astro web applications by using URL-encoded path variants. The mismatch ...
Nov 19, 2025Astro web framework versions 2.16.0 to 5.15.4 with on-demand rendering are vulnerable to header injection attacks. Attackers can manipulate x-forwarde...
Nov 13, 2025This vulnerability in Astro's image proxy allows attackers to bypass domain validation by using backslashes in the href parameter, enabling server-sid...
Oct 28, 2025Astro web framework versions before 5.14.2 reflect unvalidated X-Forwarded-Host header values in Astro.url output, allowing attackers to manipulate UR...
Oct 10, 2025This CVE describes a Server-Side Request Forgery (SSRF) vulnerability in Astro's Cloudflare adapter. When configured with output: 'server' and using t...
Sep 5, 2025This vulnerability in Astro web framework allows attackers to bypass third-party domain restrictions in the image optimization endpoint. By using prot...
Aug 19, 2025Astro web framework versions 5.2.0 through 5.12.7 contain an open redirect vulnerability in trailing slash redirection logic when handling paths with ...
Aug 8, 2025A vulnerability in Astro web framework's build process exposes server source code via publicly accessible sourcemap files. Unauthenticated attackers c...
Dec 19, 2024This vulnerability allows attackers to bypass CSRF protection in Astro web framework by manipulating Content-Type headers. Websites using Astro with s...
Dec 18, 2024Why Monitor Astro Security Vulnerabilities?
Real-time CVE tracking: Our automated system monitors 15+ known vulnerabilities affecting Astro products and software packages. Stay ahead of emerging threats with instant email notifications when new security issues are discovered.
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Free vulnerability database: Access detailed information about every Astro CVE including CVSS scores, severity ratings, affected versions, and actionable patch guidance. Filter by critical, high, medium, or low severity to prioritize your security remediation efforts.
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