CVE-2026-33769 Astro: Remote allowlist bypass via unanchored matchPathname wildcard

Astro is a web framework. From version 2.10.10 to before version 5.18.1, this issue concerns Astro's remotePatterns path enforcement for remote URLs used by server-side fetchers such as the image optimization endpoint. The path matching logic for / wildcards is unanchored, so a pathname that...

CVE-2026-33769

Astro is a web framework. From version 2.10.10 to before version 5.18.1, this issue concerns Astro's remotePatterns path enforcement for remote URLs used by server-side fetchers such as the image optimization endpoint. The path matching logic for / wildcards is unanchored, so a pathname that...

CVE-2026-33769

CVE-2026-33769 affects the Astro web framework. From version 2.10.10 up to before 5.18.1, the remotePatterns path enforcement for remote URLs used by server-side fetchers (e.g., image optimization) uses an unanchored match for /* wildcards, allowing a pathname containing the allowed prefix later ...

CVE-2026-33769 Astro: Remote allowlist bypass via unanchored matchPathname wildcard

Astro is a web framework. From version 2.10.10 to before version 5.18.1, this issue concerns Astro's remotePatterns path enforcement for remote URLs used by server-side fetchers such as the image optimization endpoint. The path matching logic for / wildcards is unanchored, so a pathname that...

CVE-2026-33769 Astro: Remote allowlist bypass via unanchored matchPathname wildcard

Astro is a web framework. From version 2.10.10 to before version 5.18.1, this issue concerns Astro's remotePatterns path enforcement for remote URLs used by server-side fetchers such as the image optimization endpoint. The path matching logic for / wildcards is unanchored, so a pathname that...

CVE-2026-33768

Astro: Unauthenticated Path Override via x-astro-path/x_astro_path affects Astro 5.18.1 + @astrojs/vercel 9.0.4 and Astro 6.0.3 + @astrojs/vercel 10.0.0, with patch in 10.0.2. The vulnerable code rewrites the internal request path from a caller-supplied header or query parameter without authentic...

CVE-2026-33768 Astro: Unauthenticated Path Override via `x-astro-path` / `x_astro_path`

Astro is a web framework. Prior to version 10.0.2, the @astrojs/vercel serverless entrypoint reads the x-astro-path header and xastropath query parameter to rewrite the internal request path, with no authentication whatsoever. On deployments without Edge Middleware, this lets anyone bypass Vercel...

CVE-2026-33768 Astro: Unauthenticated Path Override via `x-astro-path` / `x_astro_path`

Astro is a web framework. Prior to version 10.0.2, the @astrojs/vercel serverless entrypoint reads the x-astro-path header and xastropath query parameter to rewrite the internal request path, with no authentication whatsoever. On deployments without Edge Middleware, this lets anyone bypass Vercel...

CVE-2026-33768 Astro: Unauthenticated Path Override via `x-astro-path` / `x_astro_path`

Astro is a web framework. Prior to version 10.0.2, the @astrojs/vercel serverless entrypoint reads the x-astro-path header and xastropath query parameter to rewrite the internal request path, with no authentication whatsoever. On deployments without Edge Middleware, this lets anyone bypass Vercel...

CVE-2026-29772

Astro Server Islands vulnerability CVE-2026-29772 affects Astro SSR apps using the Node standalone adapter prior to version 10.0.0. The POST handler buffers the entire request body and parses it as JSON without any size limit, causing JSON.parse() to allocate many V8 objects and produce memory am...

CVE-2026-29772 Astro: Memory exhaustion DoS due to missing request body size limit in Server Islands

Astro is a web framework. Prior to version 10.0.0, Astro's Server Islands POST handler buffers and parses the full request body as JSON without enforcing a size limit. Because JSON.parse allocates a V8 heap object for every element in the input, a crafted payload of many small JSON objects achiev...

CVE-2026-29772 Astro: Memory exhaustion DoS due to missing request body size limit in Server Islands

Astro is a web framework. Prior to version 10.0.0, Astro's Server Islands POST handler buffers and parses the full request body as JSON without enforcing a size limit. Because JSON.parse allocates a V8 heap object for every element in the input, a crafted payload of many small JSON objects achiev...

CVE-2026-33768

creationtimestamp| type| source ---|---|--- 2026-03-24 18:12:25+00:00| published-proof-of-concept| https://github.com/withastro/astro/security/advisories/GHSA-mr6q-rp88-fx84...

CVE-2026-29772

creationtimestamp| type| source ---|---|--- 2026-03-24 18:11:06+00:00| published-proof-of-concept| https://github.com/withastro/astro/security/advisories/GHSA-3rmj-9m5h-8fpv...

CVE-2026-33769

creationtimestamp| type| source ---|---|--- 2026-03-24 18:10:56+00:00| published-proof-of-concept| https://github.com/withastro/astro/security/advisories/GHSA-g735-7g2w-hh3f...

PT-2026-27487

Name of the Vulnerable Software and Affected Versions Astro versions prior to 10.0.2 Description Astro, a web framework, contains a flaw in the @astrojs/vercel serverless entrypoint. Versions prior to 10.0.2 do not authenticate requests using the x-astro-path header or x astro path query paramete...

PT-2026-27479

Name of the Vulnerable Software and Affected Versions Astro versions prior to 10.0.0 Description Astro's Server Islands POST handler does not enforce a size limit when buffering and parsing JSON request bodies. The JSON.parse function allocates a V8 heap object for each element in the input,...

Astro 输入验证错误漏洞

Astro is a content-driven website framework developed by Astro OpenSource. Versions of Astro from 2.10.10 to 5.18.1 had a vulnerability related to input validation errors. This vulnerability stemmed from defects in the path matching logic of remotePatterns, which could allow access to paths that...

Astro 安全漏洞

Astro is a content-driven website framework developed by Astro OpenSource. Versions of Astro prior to 10.0.0 contained security vulnerabilities. These vulnerabilities stemmed from the Server Islands POST processor, which unlimitedly buffered and parsed the entire request body as JSON, potentially...

PT-2026-27488

Name of the Vulnerable Software and Affected Versions Astro versions 2.10.10 through 5.18.0 Description Astro’s remotePatterns path enforcement for remote URLs used by server-side fetchers, such as the image optimization endpoint, is affected by an issue. The path matching logic for / wildcards i...