mssqlproxy

mssqlproxy mssqlproxy is a toolkit aimed to perform lateral movement in restricted environments through a compromised Microsoft SQL Server via socket reuse. The client requires impacket and sysadmin privileges on the SQL server. Please read this article carefully before continuing. It consists of...

github.com/oauth2-proxy/oauth2-proxy: OAuth2 Proxy 7.15.2 through 7.15.4 Authentication Bypass via X-Forwarded-Uri Under the Default Trusted Proxy Set

A flaw was found in oauth2-proxy. When configured in reverse-proxy mode without explicit trusted proxy settings, the application defaults to treating all incoming network traffic as originating from trusted proxies. A remote, unauthenticated attacker can exploit this issue by sending a request wi...

[SECURITY] [DLA 4791-1] memcached security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4791-1 [email protected] https://www.debian.org/lts/security/ Abhijith PA September 23, 2026 https://wiki.debian.org/LTS -...

Debian dla-4791 : memcached - security update

The remote Debian 12 host has a package installed that is affected by multiple vulnerabilities as referenced in the dla-4791 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4791-1 [email protected]...

Astra Linux – Vulnerability in OpenSSH

OpenSSH versions prior to 10.3 omitted the confirmation of connection multiplexing for proxy-mode multiplexing sessions...

CVE-2026-76835

OAuth2 Proxy honours a client-supplied X-Forwarded-Uri header when deciding whether a request may skip authentication, because the guard added for CVE-2026-40575 is inert in the default reverse-proxy configuration. GetRequestURI in pkg/requests/util/util.go prefers that header over the real reque...

GO-2026-5075 Heimdall: IP Spoofing via Unvalidated Forwarding Headers in github.com/dadrus/heimdall

When the trustedproxies option is configured, heimdall extracts client IP addresses from the Forwarded and X-Forwarded-For headers and exposes them as Request.ClientIPAddresses to the rule pipeline. However, extracted values are not validated to be syntactically valid IP addresses. Arbitrary...

PT-2026-76018

When the trusted proxies option is configured, heimdall extracts client IP addresses from the Forwarded and X-Forwarded-For headers and exposes them as Request.ClientIPAddresses to the rule pipeline. However, extracted values are not validated to be syntactically valid IP addresses. Arbitrary...

EUVD-2026-52687

A Server-Side Request Forgery SSRF bypass vulnerability exists in “stunnel” 5.79 and lower when configured in SOCKS proxy mode. This flaw allows a client to bypass intended localhost restrictions by using IPv4-mapped IPv6 addresses e.g., “::ffff:127.0.0.1” or unspecified addresses "0.0.0.0", "::"...

GHSA-XQHV-CHQM-FHCC Joro: Unauthenticated Cross-Origin Plugin Upload Leads to RCE

Unauthenticated Cross-Origin Plugin Upload Leads to RCE Joro ≤ v1.1.0 Severity: Critical CVSS v3.1: 9.6 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H Affected versions: Joro ≤ v1.1.0, proxy mode default, Linux/macOS Reporter: cstover Date: 2026-05-27 --- Summary Joro's default proxy mode in versions = 1.1....

Joro: Unauthenticated Cross-Origin Plugin Upload Leads to RCE

Unauthenticated Cross-Origin Plugin Upload Leads to RCE Joro ≤ v1.1.0 Severity: Critical CVSS v3.1: 9.6 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H Affected versions: Joro ≤ v1.1.0, proxy mode default, Linux/macOS Reporter: cstover Date: 2026-05-27 --- Summary Joro's default proxy mode in versions = 1.1....

Permissive Cross-domain Policy with Untrusted Domains

Overview Affected versions of this package are vulnerable to Permissive Cross-domain Policy with Untrusted Domains through the unauthenticated local API exposed in proxy mode, which accepts cross-origin requests due to a permissive CORS policy and lack of authentication. An attacker can achieve...

Permissive Cross-domain Policy with Untrusted Domains

Overview Affected versions of this package are vulnerable to Permissive Cross-domain Policy with Untrusted Domains through the unauthenticated local API exposed in proxy mode, which accepts cross-origin requests due to a permissive CORS policy and lack of authentication. An attacker can achieve...

MiracleLinux 9 : openssh-9.9p1-7.el9.ML.1 (AXSA:2026-1095:06)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1095:06 advisory. OpenSSH: OpenSSH: Privilege escalation via scp legacy protocol when not preserving file mode CVE-2026-35385 OpenSSH: OpenSSH: Security bypass via...

Security update for openssh (moderate)

openSUSE security update: security update for openssh ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21044-1 Rating: moderate References: bsc1259642 bsc1261441 bsc1264568 Cross-References: CVE-2026-3497 CVE-2026-35388 CVSS scores: CVE-2026-3497 SUS...

GO-2026-5125 Heimdall: Forwarded Header Injection via Unsanitized Host Header in Proxy Mode in github.com/dadrus/heimdall

Heimdall: Forwarded Header Injection via Unsanitized Host Header in Proxy Mode in github.com/dadrus/heimdall...

SUSE-SU-2026:22268-1 Security update for openssh

This update for openssh fixes the following issues Security fixes: - CVE-2026-3497: information disclosure or denial of service due to uninitialized variables bsc1259642. - CVE-2026-35388: omitted connection multiplexing confirmation for proxy-mode multiplexing sessions bsc1261441. - openssh...

httpd: mod_authn_socache: NULL pointer dereference can cause a child process crash

A flaw was found in the modauthnsocache module of httpd. This vulnerability allows an unauthenticated remote user to crash a child process due to a NULL pointer dereference when the server is operating in a caching forward proxy configuration...

SUSE SLES12 Security Update : openssh8.4 (SUSE-SU-2026:2430-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2430-1 advisory. This update for openssh8.4 fixes the following issues - CVE-2026-3497: Information disclosure or denial of service due to uninitialized variabl...

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' via the Host header when operating in proxy mode, due to unsanitized input being directly inserted into the Forwarded header. An attacker c...