Linux Distros Unpatched Vulnerability : CVE-2026-56123

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - socat versions 1.8.0.0 through 1.8.1.1 contain a heap-based buffer overflow vulnerability that allows a malicious SOCKS5 proxy server to overwrite adjacent heap...

DEBIAN-CVE-2026-56123

socat versions 1.8.0.0 through 1.8.1.1 contain a heap-based buffer overflow vulnerability that allows a malicious SOCKS5 proxy server to overwrite adjacent heap memory by exploiting a sign-extension flaw in the DOMAINNAME reply parser. During connection setup, the domain name length byte is read...

CVE-2026-56123

socat versions 1.8.0.0 through 1.8.1.1 contain a heap-based buffer overflow vulnerability that allows a malicious SOCKS5 proxy server to overwrite adjacent heap memory by exploiting a sign-extension flaw in the DOMAINNAME reply parser. During connection setup, the domain name length byte is read...

undici vulnerable to cross-origin request routing via SOCKS5 proxy pool reuse

Impact When using Socks5ProxyAgent, undici reuses a single connection pool across different origins without verifying that the pool's origin matches the requested origin. All requests are dispatched through the pool connected to the first origin, regardless of the intended destination. This cause...

EUVD-2026-37760

undici vulnerable to cross-origin request routing via SOCKS5 proxy pool reuse...

Linux Distros Unpatched Vulnerability : CVE-2026-6734

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Impact: When using Socks5ProxyAgent, undici reuses a single connection pool across different origins without verifying that the pool's origin matches the...

Origin Validation Error

Overview undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Origin Validation Error in the Socks5ProxyAgent. An attacker can intercept or redirect sensitive data, including credentials and request payloads, to unintended origins b...

CVE-2026-9697

Impact: undici's ProxyAgent silently drops the requestTls option when configured with a SOCKS5 proxy URI socks5:// or socks://. The target HTTPS connection through the SOCKS5 tunnel falls back to Node's default trust store, ignoring user-configured ca, cert, key, rejectUnauthorized, and servernam...

CVE-2026-6734

Impact: When using Socks5ProxyAgent, undici reuses a single connection pool across different origins without verifying that the pool's origin matches the requested origin. All requests are dispatched through the pool connected to the first origin, regardless of the intended destination. This caus...

UBUNTU-CVE-2026-6734

Impact: When using Socks5ProxyAgent, undici reuses a single connection pool across different origins without verifying that the pool's origin matches the requested origin. All requests are dispatched through the pool connected to the first origin, regardless of the intended destination. This caus...

CVE-2026-6734

Impact: When using Socks5ProxyAgent, undici reuses a single connection pool across different origins without verifying that the pool's origin matches the requested origin. All requests are dispatched through the pool connected to the first origin, regardless of the intended destination. This caus...

CVE-2026-6734 undici vulnerable to cross-origin request routing via SOCKS5 proxy pool reuse

Impact: When using Socks5ProxyAgent, undici reuses a single connection pool across different origins without verifying that the pool's origin matches the requested origin. All requests are dispatched through the pool connected to the first origin, regardless of the intended destination. This caus...

PT-2026-50517

Name of the Vulnerable Software and Affected Versions undici versions 7.23.0 through 7.27.x undici versions 8.0.0 through 8.4.x Description The ProxyAgent in undici silently drops the requestTls option when configured with a SOCKS5 proxy URI socks5:// or socks://. This causes the target HTTPS...

curl: SOCKS5 no-auth accepted despite username/password-only authentication

Summary: curl/libcurl appears to allow unauthenticated SOCKS5 negotiation even when the caller explicitly configures username/password-only SOCKS5 authentication. With --socks5-basic and SOCKS5 credentials set, curl still advertises both SOCKS5 method 0x00 no authentication and 0x02...

CVE-2026-47071

Uncontrolled Resource Consumption vulnerability in benoitc hackney allows Flooding. The SOCKS5 transport in src/hackneysocks5.erl correctly applies the caller-supplied timeout to the SOCKS5 negotiation phase, but then upgrades the connection to TLS using the two-argument form ssl:connect/2, which...

CVE-2026-47071 SOCKS5 TLS upgrade ignores caller timeout in hackney

Uncontrolled Resource Consumption vulnerability in benoitc hackney allows Flooding. The SOCKS5 transport in src/hackneysocks5.erl correctly applies the caller-supplied timeout to the SOCKS5 negotiation phase, but then upgrades the connection to TLS using the two-argument form ssl:connect/2, which...

CVE-2026-47071

The vulnerability CVE-2026-47071 affects benoitc hackney (from 0.10.0 up to 4.0.0). The SOCKS5 transport (src/hackney_socks5.erl) forwards the caller timeout through SOCKS5 negotiation but upgrades to TLS with ssl:connect/2, which defaults to an infinite timeout. The Timeout in scope at the call ...

EEF-CVE-2026-47071 SOCKS5 TLS upgrade ignores caller timeout in hackney

Summary Uncontrolled Resource Consumption vulnerability in benoitc hackney allows Flooding. The SOCKS5 transport in src/hackneysocks5.erl correctly applies the caller-supplied timeout to the SOCKS5 negotiation phase, but then upgrades the connection to TLS using the two-argument form ssl:connect/...

CVE-2026-47071

Uncontrolled Resource Consumption vulnerability in benoitc hackney allows Flooding. The SOCKS5 transport in src/hackneysocks5.erl correctly applies the caller-supplied timeout to the SOCKS5 negotiation phase, but then upgrades the connection to TLS using the two-argument form ssl:connect/2, which...

PT-2026-43068

Name of the Vulnerable Software and Affected Versions hackney versions 0.10.0 through 4.0.0 Description Uncontrolled Resource Consumption in the SOCKS5 transport within src/hackney socks5.erl allows flooding. While the caller-supplied timeout is applied during the SOCKS5 negotiation phase, the...