CVE-2026-12383 Eda-server: externaleventstreamviewset trusts subject header without validation and leaks expected dn

A flaw was found in the Event-Driven Ansible EDA server. The ExternalEventStreamViewSet uses permissive access controls permissionclasses=AllowAny, authenticationclasses= and relies solely on the Subject HTTP header value for mTLS authentication without verifying that the header originated from a...

chi's RealIP Middleware allows IP spoofing via unvalidated X-Forwarded-For header

Summary realip middleware in go-chi/chi trusts headers like x-forwarded-for without checking them, so attackers can fake their ip and bypass rate limits or access controls Details the vuln is in middleware/realip.go , the realIP function pulls IPs straight from client headers and replaces...

PT-2026-55845

Summary realip middleware in go-chi/chi trusts headers like x-forwarded-for without checking them, so attackers can fake their ip and bypass rate limits or access controls Details the vuln is in middleware/realip.go , the realIP function pulls IPs straight from client headers and replaces...

pyLoad has a Session Cookie Security Downgrade via Untrusted X-Forwarded-Proto Header Spoofing (Global State Race Condition)

Summary The setsessioncookiesecure beforerequest handler in src/pyload/webui/app/init.py reads the X-Forwarded-Proto header from any HTTP request without validating that the request originates from a trusted proxy, then mutates the global Flask configuration SESSIONCOOKIESECURE on every request...

RustFS has SourceIp bypass via spoofed X-Forwarded-For/Real-IP headers

Summary IP-based access control can be bypassed: getconditionvalues trusts client-supplied X-Forwarded-For/X-Real-Ip without verifying a trusted proxy, so any reachable client can spoof aws:SourceIp and satisfy IP-allowlist policies. Details - Vulnerable code: rustfs/src/auth.rs:289-304 sets...

keycloak: Untrusted Certificate Validation

A flaw was found in Keycloak. This flaw depends on a non-default configuration "Revalidate Client Certificate" to be enabled and the reverse proxy is not validating the certificate before Keycloak. Using this method an attacker may choose the certificate which will be validated by the server. If...