CVE-2026-16481

A Server-Side Request Forgery SSRF and credential exfiltration vulnerability exists in the cloud-healthcare-fhir-fetch-page tool of googleapis/mcp-toolbox. The tool takes an unvalidated pageURL parameter from the client and issues an HTTP GET request to it using an authenticated client. The...

PYSEC-2026-1908 Scrapy authorization header leakage on cross-domain redirect

Impact When you send a request with the Authorization header to one domain, and the response asks to redirect to a different domain, Scrapy’s built-in redirect middleware creates a follow-up redirect request that keeps the original Authorization header, leaking its content to that second domain...

UBUNTU-CVE-2026-11856

Successfully using libcurl to do a transfer to a specific HTTP origin hostA with Digest authentication and then changing the origin to a different one hostB for a second transfer, reusing the same handle, makes libcurl wrongly pass on the Authorization: header field meant for hostA, to hostB...

CVE-2026-48595

Improper Handling of Case Sensitivity vulnerability in elixir-tesla tesla allows credential leakage to a third-party origin on cross-origin redirects. Tesla.Middleware.FollowRedirects strips security-sensitive headers on cross-origin redirects using a case-sensitive string comparison against a...

Async Http Client 安全漏洞

Async Http Client is an open-source Java-based asynchronous HTTP and WebSocket client library developed by AsyncHttpClient. Versions prior to 3.0.9 and 2.14.5 of Async Http Client had security vulnerabilities. These vulnerabilities stemmed from the redirection process, where authorization headers...

HAPI FHIR HTTP authentication leak in redirects

When setting headers in HTTP requests, the internal HTTP client sends headers first to the host in the initial URL but also, if asked to follow redirects and a 30X HTTP response code is returned, to the host mentioned in URL in the Location: response header value. Sending the same set of headers ...

CVE-2025-46421

The CVE-2025-46421 issue affects the libsoup HTTP client library and causes information disclosure when a libsoup client follows an HTTP redirect: the client may send the Authorization header to the redirected host, enabling potential impersonation. Documented in multiple advisories across distri...

ROS-20250212-16

A vulnerability in the Golang programming language is related to the fact that an HTTP client sends an Authorization header to a third-party domain after a chain of redirects in an uncontrolled consumption of resources. Authorization to a third-party domain after a chain of redirects with...

CVE-2024-1968 Authorization Header Leakage in scrapy/scrapy on Scheme Change Redirects

In scrapy/scrapy, an issue was identified where the Authorization header is not removed during redirects that only change the scheme e.g., HTTPS to HTTP but remain within the same domain. This behavior contravenes the Fetch standard, which mandates the removal of Authorization headers in...

GHSA-CW9J-Q3VF-HRRV Scrapy authorization header leakage on cross-domain redirect

Impact When you send a request with the Authorization header to one domain, and the response asks to redirect to a different domain, Scrapy’s built-in redirect middleware creates a follow-up redirect request that keeps the original Authorization header, leaking its content to that second domain...

Exposure of Sensitive Information to an Unauthorized Actor in node-fetch/node-fetch

Description The Authorization header leaks from same hostname https-http redirect. If https://example.com redirects to http://example.com, then an attacker who can listen in on the wire or perform a MITM attack will be able to receive the Authorization header due to the use of the insecure HTTP...