Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass due to the default configuration of REVERSEPROXYTRUSTEDPROXIES allowing all sources. An attacker can gain unauthorized access by sending spoofed reverse-proxy authentication headers such as X-WEBAUTH-USER...

CVE-2026-20896

Gitea Docker images up to 1.26.2 ship REVERSE_PROXY_TRUSTED_PROXIES = *, which allows any source IP to spoof and impersonate a user via X-WEBAUTH-USER when reverse-proxy authentication is enabled. This affects gitea/gitea:1.26.2 and related Docker templates, enabling unauthenticated impersonation...

GO-2026-5695 Gogs has an Authentication Bypass via Unvalidated Reverse Proxy Headers in gogs.io/gogs

Gogs has an Authentication Bypass via Unvalidated Reverse Proxy Headers in gogs.io/gogs. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from vulnerability...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication via the proxy authentication process. An attacker can gain unauthorized access and impersonate any user, including administrative accounts, by sending a forged HTTP header directly to the server. Additionally,...

CVE-2026-25119 Gogs: Authentication Bypass via Unvalidated Reverse Proxy Headers

Gogs is an open source self-hosted Git service. Prior to 0.14.3, when ENABLEREVERSEPROXYAUTHENTICATION is enabled, Gogs accepts the configured authentication header default: X-WEBAUTH-USER directly from client requests without validating that the request originated from a trusted reverse proxy. A...

CVE-2026-25119 Gogs: Authentication Bypass via Unvalidated Reverse Proxy Headers

Gogs is an open source self-hosted Git service. Prior to 0.14.3, when ENABLEREVERSEPROXYAUTHENTICATION is enabled, Gogs accepts the configured authentication header default: X-WEBAUTH-USER directly from client requests without validating that the request originated from a trusted reverse proxy. A...

CVE-2026-25119

Gogs vulnerability CVE-2026-25119: When ENABLE_REVERSE_PROXY_AUTHENTICATION is enabled, Gogs accepts the header (default X-WEBAUTH-USER) from client requests without validating the request came through a trusted reverse proxy, allowing an attacker to impersonate any user or auto-register. Affecte...

CVE-2026-54665 Apache NiFi: Missing Validation for Proxy Host Headers

Apache NiFi 0.0.1 through 2.9.0 support building qualified URLs from one of several HTTP request headers that provide an alternative to the standard Host header without validating the values provided. Apache NiFi 1.6.0 introduced a configurable application property to restrict values provided in...

User Impersonation

Overview silverstripe/framework is a PHP framework forming the base for the SilverStripe CMS. Affected versions of this package are vulnerable to User Impersonation via insufficient validation of proxy-related HTTP headers. An attacker can spoof client IP addresses, hostnames, or protocols by...

External Initialization of Trusted Variables or Data Stores

Overview Affected versions of this package are vulnerable to External Initialization of Trusted Variables or Data Stores in the installation process when the Forwarded, X-Client-IP, or X-Real-IP headers are set by a reverse proxy. An attacker can gain unauthorized administrative access by remotel...

PT-2026-49036

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.5.18 Description An identity header validation issue allows local same-host callers to forge trusted-proxy identity headers. Attackers with access to the proxy-facing Gateway port can supply these forged headers...

SUSE SLES15 Security Update : python312 (SUSE-SU-2026:2055-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2055-1 advisory. This update for python312 fixes the following issues - CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF...

TencentOS Server 3: python3.12 (TSSA-2026:0389)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0389 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

SUSE-SU-2026:2055-1 Security update for python312

This update for python312 fixes the following issues - CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF bsc1261969. - CVE-2026-4786: Incomplete mitigation of %action expansion for command injection to webbrowser.open bsc1262319. - CVE-2026-6019: BaseCookie.jsoutput does not...

Astra Linux – Vulnerability in Golang 1.19, Golang 1.23

Proxy-Authorization and Proxy-Authenticate headers remain after cross-origin redirections, potentially exposing sensitive information...

Important: python3.12 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

ALSA-2026:19176 Important: python3.14 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

SUSE SLES15 Security Update : python310 (SUSE-SU-2026:1947-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1947-1 advisory. This update for python310 fixes the following issues Security issues: - CVE-2026-1502: HTTP client proxy tunnel headers not validat...

SUSE SLES12 Security Update : python3 (SUSE-SU-2026:1937-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1937-1 advisory. This update for python3 fixes the following issue: - CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF bsc1261969. -...

Security update for python310

This update for python310 fixes the following issues Security issues: CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF bsc1261969. CVE-2026-3446: base64 decoding stops at first padded quad by default bsc1261970. CVE-2026-4786: incomplete mitigation of , %action expansion fo...