CVE-2026-44431

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...

CVE-2026-44431

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...

CVE-2026-44431

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...

CVE-2026-44431 urllib3: Sensitive headers forwarded across origins in proxied low-level redirects

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...

CVE-2026-44431

CVE-2026-44431 affects urllib3 (Python HTTP client). From versions 1.23 up to, but not including, 2.7.0, cross-origin redirects followed by the low‑level API via ProxyManager.connection_from_url().urlopen(..., assert_same_host=False) still forward sensitive headers. This constitutes a leakage of ...

CVE-2026-44431 urllib3: Sensitive headers forwarded across origins in proxied low-level redirects

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...

CVE-2026-44431 urllib3: Sensitive headers forwarded across origins in proxied low-level redirects

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...

CVE-2026-44431

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...

urllib3 信息泄露漏洞

urllib3 is an open-source Python HTTP library developed by urllib3. This product features a thread-safe connection pool and support for file publishing. Prior to version 1.23 to 2.7.0 of urllib3, there was a vulnerability involving information leakage. This vulnerability stemmed from the ability ...

Insertion of Sensitive Information Into Sent Data

Overview urllib3 is a HTTP library with thread-safe connection pooling, file post, and more. Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data in urlopen when using ProxyManager.connectionfromurl with assertsamehost=False, directly rather than v...

urllib3: Sensitive headers forwarded across origins in proxied low-level redirects

Impact When following cross-origin redirects for requests made using urllib3’s high-level APIs, such as urllib3.request, PoolManager.request, and ProxyManager.request, sensitive headers — Authorization, Cookie, and Proxy-Authorization defined in Retry.DEFAULTREMOVEHEADERSONREDIRECT — are stripped...

GHSA-QCCP-GFCP-XXVC urllib3: Sensitive headers forwarded across origins in proxied low-level redirects

Impact When following cross-origin redirects for requests made using urllib3’s high-level APIs, such as urllib3.request, PoolManager.request, and ProxyManager.request, sensitive headers — Authorization, Cookie, and Proxy-Authorization defined in Retry.DEFAULTREMOVEHEADERSONREDIRECT — are stripped...

CVE-2024-39935

jc21 NGINX Proxy Manager before 2.11.3 allows backend/internal/certificate.js OS command injection by an authenticated user with certificate management privileges via untrusted input to the DNS provider configuration. NOTE: this is not part of any NGINX software shipped by F5...

EUVD-2019-6503

Malware in sbrugna...

EUVD-2025-25216

Malicious code in bioql PyPI...

EUVD-2023-27696

Malicious code in bioql PyPI...

EUVD-2022-32824

Malicious code in bioql PyPI...

EUVD-2025-11869

Malicious code in bioql PyPI...

Security Bulletin: urllib3 Proxy-Authorization header only applies with ProxyManager, not direct requests

Summary urllib3 is a user-friendly HTTP client library for Python. When using urllib3's proxy support with ProxyManager, the Proxy-Authorization header is only sent to the configured proxy, as expected. However, when sending HTTP requests without using urllib3's proxy support, it's possible to...

The vulnerability of the NGINX Proxy Manager, a proxy server for managing hosts, arises from errors in restricting token assignment, allowing attackers to gain unauthorized access to protected information.

The vulnerability of the NGINX Proxy Manager, a proxy server for managing hosts, is related to errors in restricting the assignment of security tokens. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information...