Security Bulletin:Cross-Origin Redirect Headers Vulnerability in urllib3 Prior to 2.7.0

Summary urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen..., assertsamehost=False still forward these sensitive headers. This vulnerability is fixed in 2.7.0. Vulnerability...

EUVD-2026-50553

linuxfabrik-lib: fetch forwards credential headers across a cross-origin redirect...

TencentOS Server 3: python-urllib3 (TSSA-2026:0624)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0624 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

CVE-2026-33180

A flaw was found in HAPI FHIR, a Java implementation of the HL7 FHIR standard. When the internal HTTP client follows redirects HTTP 30X response codes, it can inadvertently send sensitive HTTP headers, such as authentication tokens, to unintended third-party hosts. This information disclosure cou...

Insertion of Sensitive Information Into Sent Data

Overview @sentry/core is a Base implementation for all Sentry JavaScript SDKs Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data via the sendDefaultPii configuration option. An attacker can gain access to sensitive HTTP headers, such as...