GHSA-P2V6-84H2-5X4R esm.sh has SSRF localhost/private-network bypass in `/http(s)` module route

Summary An SSRF vulnerability CWE-918 exists in esm.sh’s /https fetch route. The service tries to block localhost/internal targets, but the validation is based on hostname string checks and can be bypassed using DNS alias domains for example, 127.0.0.1.nip.io resolving to 127.0.0.1. This allows a...

CVE-2026-27730

esm.sh is a no-build content delivery network CDN for web development. Versions up to and including 137 have an SSRF vulnerability CWE-918 in esm.sh’s /https fetch route. The service tries to block localhost/internal targets, but the validation is based on hostname string checks and can be bypass...

CVE-2026-27730 esm.sh has SSRF localhost/private-network bypass in `/http(s)` module route

esm.sh is a no-build content delivery network CDN for web development. Versions up to and including 137 have an SSRF vulnerability CWE-918 in esm.sh’s /https fetch route. The service tries to block localhost/internal targets, but the validation is based on hostname string checks and can be bypass...

CVE-2026-27730 esm.sh has SSRF localhost/private-network bypass in `/http(s)` module route

esm.sh is a no-build content delivery network CDN for web development. Versions up to and including 137 have an SSRF vulnerability CWE-918 in esm.sh’s /https fetch route. The service tries to block localhost/internal targets, but the validation is based on hostname string checks and can be bypass...

CVE-2026-27730

esm.sh (a no-build CDN for web development) versions up to and including 137 contain an SSRF (CWE-918) in the /http(s) fetch route. The service validates against localhost/internal targets using hostname string checks, which can be bypassed with DNS alias domains, allowing an external requester t...

CVE-2026-27730

esm.sh is a no-build content delivery network CDN for web development. Versions up to and including 137 have an SSRF vulnerability CWE-918 in esm.sh’s /https fetch route. The service tries to block localhost/internal targets, but the validation is based on hostname string checks and can be bypass...

PT-2026-21936

Name of the Vulnerable Software and Affected Versions esm.sh versions up to and including 137 Description esm.sh is a content delivery network CDN for web development. A server-side request forgery SSRF issue CWE-918 exists in the /https fetch route. The service attempts to prevent requests to...

esm.sh 代码问题漏洞

esm.sh is an open-source content distribution network developed by esm.sh. Versions of esm.sh 137 and earlier contained code vulnerabilities. These vulnerabilities stemmed from a server-side request forgeing vulnerability in the https routing mechanism of esm.sh. The service attempted to block...

CVE-2026-27589

Caddy is an extensible server platform that uses TLS by default. Prior to version 2.11.1, the local caddy admin API default listen 127.0.0.1:2019 exposes a state-changing POST /load endpoint that replaces the entire running configuration. When origin enforcement is not enabled enforceorigin not...

Server-Side Request Forgery

Indico is vulnerable to Server-Side Request Forgery. The vulnerability is due to Indico making outgoing requests to user-provided URLs in various places, where users can access special targets such as localhost or cloud metadata endpoints, and attackers can exploit this to access sensitive data...

CVE-2026-26317

OpenClaw is a personal AI assistant. Prior to 2026.2.14, browser-facing localhost mutation routes accepted cross-origin browser requests without explicit Origin/Referer validation. Loopback binding reduces remote exposure but does not prevent browser-initiated requests from malicious origins. A...

CVE-2026-26317

OpenClaw is a personal AI assistant. Prior to 2026.2.14, browser-facing localhost mutation routes accepted cross-origin browser requests without explicit Origin/Referer validation. Loopback binding reduces remote exposure but does not prevent browser-initiated requests from malicious origins. A...

GHSA-GF3V-FWQG-4VH7 @langchain/community affected by SSRF Bypass in RecursiveUrlLoader via insufficient URL origin validation

Description The RecursiveUrlLoader class in @langchain/community is a web crawler that recursively follows links from a starting URL. Its preventOutside option enabled by default is intended to restrict crawling to the same site as the base URL. The implementation used String.startsWith to compar...

@langchain/community affected by SSRF Bypass in RecursiveUrlLoader via insufficient URL origin validation

Description The RecursiveUrlLoader class in @langchain/community is a web crawler that recursively follows links from a starting URL. Its preventOutside option enabled by default is intended to restrict crawling to the same site as the base URL. The implementation used String.startsWith to compar...

PT-2026-7722

Name of the Vulnerable Software and Affected Versions LangChain versions prior to 1.1.14 Description The RecursiveUrlLoader class within the @langchain/community component is a web crawler that recursively follows links from a starting URL. The preventOutside option, intended to restrict crawling...

CVE-2026-25904

The Pydantic-AI MCP Run Python tool configures the Deno sandbox with an overly permissive configuration that allows the underlying Python code to access the localhost interface of the host to perform SSRF attacks. Note - the "mcp-run-python" project is archived and unlikely to receive a fix...

Server-side Request Forgery (SSRF)

Overview mcp-run-python is a Model Context Protocol server to run Python code in a sandbox. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF due to an overly permissive configuration of the Deno sandbox, which allows access to the localhost interface. An attack...

MCP Run Python Deno Sandbox Misconfiguration Allows SSRF Attacks via Localhost Access

Impact Server-Side Request Forgery SSRF: A security vulnerability exists in the mcp-run-python tool specifically within the Pydantic-AI integration due to an overly permissive Deno sandbox configuration. The tool configures the Deno runtime—which is intended to isolate the execution of untrusted...

GHSA-6FGP-M6Q4-J3Q5 MCP Run Python Deno Sandbox Misconfiguration Allows SSRF Attacks via Localhost Access

Impact Server-Side Request Forgery SSRF: A security vulnerability exists in the mcp-run-python tool specifically within the Pydantic-AI integration due to an overly permissive Deno sandbox configuration. The tool configures the Deno runtime—which is intended to isolate the execution of untrusted...

CVE-2026-25904

The Pydantic-AI MCP Run Python tool configures the Deno sandbox with an overly permissive configuration that allows the underlying Python code to access the localhost interface of the host to perform SSRF attacks. Note - the "mcp-run-python" project is archived and unlikely to receive a fix...