CVE-2026-29054 Traefik: lowercase `Connection` tokens can delete traefik-managed forwarded identity headers (for example, `X-Real-Ip`)

Traefik is an HTTP reverse proxy and load balancer. From version 2.11.9 to 2.11.37 and from version 3.1.3 to 3.6.8, there is a potential vulnerability in Traefik managing the Connection header with X-Forwarded headers. When Traefik processes HTTP/1.1 requests, the protection put in place to preve...

Brute Force

Overview Affected versions of this package are vulnerable to Brute Force via the authentication rate limiting process. An attacker can bypass authentication rate limiting by forging the X-Real-IP header, allowing unlimited authentication attempts from a single source. Remediation Upgrade...

PT-2026-5492

Name of the Vulnerable Software and Affected Versions Crystal Shard http-protection version 0.2.0 Description The software contains an IP spoofing issue that allows attackers to bypass protection middleware. This is achieved by manipulating request headers to hardcode consistent IP values across...

SUSE CVE-2025-66577

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

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...

PT-2025-47523

Name of the Vulnerable Software and Affected Versions FileCodeBox versions up to 2.2 Description A flaw exists in the IPRateLimit implementation of FileCodeBox. This allows remote attackers to circumvent ip-based rate limit protection and failed attempt restrictions by manipulating the X-Real-IP...