EUVD-2025-203441

Misskey is an open source, federated social media platform. Attackers who use an untrusted reverse proxy or not using a reverse proxy at all can bypass IP rate limiting by adding a forged X-Forwarded-For header. Starting with version 2025.9.1, an option trustProxy has been added in config file to...

PT-2025-51338

Name of the Vulnerable Software and Affected Versions Misskey versions 2025.9.1 through 2025.11.1 Misskey versions prior to 2025.12.0-alpha.2 Description Misskey is an open source, federated social media platform. Attackers can bypass IP rate limiting by adding a forged X-Forwarded-For header whe...

CVE-2025-66508

1Panel is an open-source, web-based control panel for Linux server management. Versions 2.0.14 and below use Gin's default configuration which trusts all IP addresses as proxies TrustedProxies = 0.0.0.0/0, allowing any client to spoof the X-Forwarded-For header. Since all IP-based access controls...

CVE-2025-66204

WBCE CMS is a content management system. Version 1.6.4 contains a brute-force protection bypass where an attacker can indefinitely reset the counter by modifying X-Forwarded-For on each request, gaining unlimited password guessing attempts, effectively bypassing all brute-force protection. The...

CVE-2025-66508 1Panel IP Access Control Bypass via Untrusted X-Forwarded-For Headers

1Panel is an open-source, web-based control panel for Linux server management. Versions 2.0.14 and below use Gin's default configuration which trusts all IP addresses as proxies TrustedProxies = 0.0.0.0/0, allowing any client to spoof the X-Forwarded-For header. Since all IP-based access controls...

CVE-2025-66508

1Panel (GitHub/Governance: 1Panel) contains a vulnerability where Gin’s default proxy trust config (TrustedProxies = 0.0.0.0/0) causes X-Forwarded-For headers to be trusted, letting attackers bypass IP-based access controls (AllowIPs, API whitelists, localhost checks) by sending X-Forwarded-For: ...

CVE-2025-66508 1Panel IP Access Control Bypass via Untrusted X-Forwarded-For Headers

1Panel is an open-source, web-based control panel for Linux server management. Versions 2.0.14 and below use Gin's default configuration which trusts all IP addresses as proxies TrustedProxies = 0.0.0.0/0, allowing any client to spoof the X-Forwarded-For header. Since all IP-based access controls...

CVE-2025-66508: Authentication Bypass by Spoofing

1Panel is an open-source, web-based control panel for Linux server management. Versions 2.0.14 and below use Gin's default configuration which trusts all IP addresses as proxies TrustedProxies = 0.0.0.0/0, allowing any client to spoof the X-Forwarded-For header. Since all IP-based access controls...

CVE-2025-66204: Improper Restriction of Excessive Authentication Attempts

WBCE CMS is a content management system. Version 1.6.4 contains a brute-force protection bypass where an attacker can indefinitely reset the counter by modifying X-Forwarded-For on each request, gaining unlimited password guessing attempts, effectively bypassing all brute-force protection. The...

CVE-2025-66204 WBCE CMS allows brute-force protection bypass using X-Forwarded-For header

WBCE CMS is a content management system. Version 1.6.4 contains a brute-force protection bypass where an attacker can indefinitely reset the counter by modifying X-Forwarded-For on each request, gaining unlimited password guessing attempts, effectively bypassing all brute-force protection. The...

CVE-2025-66577

cpp-httplib (C++11 single-file header) contains CVE-2025-66577. The issue arises from unconditional acceptance of client-controlled headers (X-Forwarded-For, X-Real-IP) in get_client_ip() within docker/main.cc, allowing spoofed client IPs to influence server-visible metadata, logging, and authori...

CVE-2025-66577 cpp-httplib Untrusted HTTP Header Handling: X-Forwarded-For/X-Real-IP Trust

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.27.0, a vulnerability allows attacker-controlled HTTP headers to influence server-visible metadata, logging, and authorization decisions. An attacker can supply X-Forwarded-For or X-Real-IP headers which...

CVE-2025-66577 cpp-httplib Untrusted HTTP Header Handling: X-Forwarded-For/X-Real-IP Trust

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.27.0, a vulnerability allows attacker-controlled HTTP headers to influence server-visible metadata, logging, and authorization decisions. An attacker can supply X-Forwarded-For or X-Real-IP headers which...

CVE-2025-66577: Improper Output Neutralization for Logs

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.27.0, a vulnerability allows attacker-controlled HTTP headers to influence server-visible metadata, logging, and authorization decisions. An attacker can supply X-Forwarded-For or X-Real-IP headers which...

CVE-2025-51663: Authentication Bypass by Primary Weakness

A vulnerability found in IPRateLimit implementation of FileCodeBox up to 2.2 allows remote attackers to bypass ip-based rate limit protection and failed attempt restrictions by faking X-Real-IP and X-Forwarded-For HTTP headers. This can enable attackers to perform DoS attacks or brute force share...

Authentik 2024.8.x < 2024.8.3 Authentication Bypass

According to its banner, the version of Authentik running on the remote host is prior to 2024.6.5 or 2024.8.x prior to 2024.8.3. It is, therefore, affected by an Authentication Bypass vulnerability via the X-Forwarded-For header. Note that the scanner has not tested for these issues but has inste...

Authentik < 2024.6.5 Authentication Bypass

According to its banner, the version of Authentik running on the remote host is prior to 2024.6.5 or 2024.8.x prior to 2024.8.3. It is, therefore, affected by an Authentication Bypass vulnerability via the X-Forwarded-For header. Note that the scanner has not tested for these issues but has inste...

CVE-2025-11441

A vulnerability was identified in JhumanJ OpnForm up to 1.9.3. The affected element is an unknown function of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For leads to improper restriction of excessive authentication attempts. The attack is possible to be carrie...

CVE-2025-11441

A vulnerability was identified in JhumanJ OpnForm up to 1.9.3. The affected element is an unknown function of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For leads to improper restriction of excessive authentication attempts. The attack is possible to be carrie...

CVE-2025-11441 JhumanJ OpnForm HTTP Header excessive authentication

A vulnerability was identified in JhumanJ OpnForm up to 1.9.3. The affected element is an unknown function of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For leads to improper restriction of excessive authentication attempts. The attack is possible to be carrie...