CVE-2026-54289

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.25, on AWS Lambda@Edge, CloudFront delivers a request header that appears more than once as several separate entries. The adapter writes each value with Headers.set instead of Headers.append, so...

CVE-2026-54106

CVE-2026-54106 affects the U.S. GAO EPDS and CBCA EDS login flow, where X-Forwarded-For headers are not validated. The underlying issue allows a remote attacker who has compromised administrator credentials to bypass network access controls and log in, potentially gaining access to restricted doc...

CVE-2026-34025

CVE-2026-34025 affects Wertheim SafeController Software (AssemblyVersion 6.15.8328.28014). The login flow derives the client IP from the HTTP X-Forwarded-For header when present, bypassing IP-based access restrictions tied to a branch location. An attacker with valid branch credentials can manipu...

CVE-2018-25349

userSpice 4.3.24 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through the X-Forwarded-For HTTP header. Attackers can send crafted requests to the backup.php endpoint with XSS payloads in the X-Forwarded-For header that execute when administrators...

CVE-2018-25349 userSpice 4.3.24 Cross-Site Scripting via X-Forwarded-For Header

userSpice 4.3.24 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through the X-Forwarded-For HTTP header. Attackers can send crafted requests to the backup.php endpoint with XSS payloads in the X-Forwarded-For header that execute when administrators...

CVE-2018-25349

userSpice 4.3.24 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through the X-Forwarded-For HTTP header. Attackers can send crafted requests to the backup.php endpoint with XSS payloads in the X-Forwarded-For header that execute when administrators...

CVE-2026-2955

The AI Chatbot & Workflow Automation by AIWU plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'X-Forwarded-For' header in versions up to, and including, 1.4.14 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers...

PT-2026-42107

The AI Chatbot & Workflow Automation by AIWU plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'X-Forwarded-For' header in versions up to, and including, 1.4.14 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers...

Fleet has a rate limiting bypass via untrusted client IP headers

Impact Fleet trusted client-supplied IP address headers when determining the source IP for incoming requests. This allowed authenticated and unauthenticated clients to spoof their apparent IP address and bypass per-IP rate limiting controls. Fleet determines a client’s public IP address using HTT...

PT-2026-40968

Impact Fleet trusted client-supplied IP address headers when determining the source IP for incoming requests. This allowed authenticated and unauthenticated clients to spoof their apparent IP address and bypass per-IP rate limiting controls. Fleet determines a client’s public IP address using HTT...

CVE-2026-44183

Cleanuparr is a tool for automating the cleanup of unwanted or blocked files in Sonarr, Radarr, and supported download clients like qBittorrent. Prior to 2.9.10, TrustedNetworkAuthenticationHandler.ResolveClientIp parses the leftmost entry of the X-Forwarded-For header as the client IP. That entr...

CVE-2026-44183 Cleanuparr: X-Forwarded-For leftmost parsing allows remote unauthenticated admin takeover when reverse-proxy mode is enabled

Cleanuparr is a tool for automating the cleanup of unwanted or blocked files in Sonarr, Radarr, and supported download clients like qBittorrent. Prior to 2.9.10, TrustedNetworkAuthenticationHandler.ResolveClientIp parses the leftmost entry of the X-Forwarded-For header as the client IP. That entr...

CLSA-2026-1777539404 squid34: Fix of 12 CVEs

CVE-2019-12525: fix heap buffer over-read in Digest auth parameter parsing - CVE-2018-1000027: fix NULL pointer dereference in X-Forwarded-For logging for internal transactions - CVE-2018-19131: escape certificate field injection via %D in ERRSECURECONNECTFAIL page - CVE-2018-19132: fix memory...

Langflow vulnerable to injection

A vulnerability was detected in langflow-ai langflow up to 1.8.3. The impacted element is the function getclientip/installmcpconfig of the file src/backend/base/langflow/api/v1/mcpprojects.py of the component Model Context Protocol Configuration API. Performing a manipulation of the argument...

EUVD-2026-21458

OpenClaw before 2026.3.22 contains an authentication bypass vulnerability in the X-Forwarded-For header processing when trustedProxies is configured, allowing attackers to spoof loopback hops. Remote attackers can inject forged forwarding headers to bypass canvas authentication and rate-limiting...

CVE-2026-35391

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, the getClientIP function in lib/admin/session.ts trusted the first leftmost entry of the X-Forwarded-For header, which is fully controlled by the client. An attacker could forge their source IP address to...

CVE-2026-35391

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, the getClientIP function in lib/admin/session.ts trusted the first leftmost entry of the X-Forwarded-For header, which is fully controlled by the client. An attacker could forge their source IP address to...

CVE-2026-35391

CVE-2026-35391 affects Bulwark Webmail (lib/admin/session.ts getClientIP) prior to version 1.4.11. The function trusts the first (leftmost) entry of the X-Forwarded-For header, which is client-controlled. This allows an attacker to forge their source IP to bypass IP-based rate limiting (facilitat...

CVE-2026-35391 Bulwark Webmail getClientIP() trusted client-controlled X-Forwarded-For value, enabling rate limit bypass and audit log forgery

Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, the getClientIP function in lib/admin/session.ts trusted the first leftmost entry of the X-Forwarded-For header, which is fully controlled by the client. An attacker could forge their source IP address to...

CVE-2026-32029

OpenClaw versions prior to 2026.2.21 improperly parse the left-most X-Forwarded-For header value when requests originate from configured trusted proxies, allowing attackers to spoof client IP addresses. In proxy chains that append or preserve header values, attackers can inject malicious header...