CVE-2026-16637

OPeNDAP Hyrax allows SSRF and credential disclosure via unvalidated HTTP redirects that bypass the AllowedHosts allowlist and leak Earthdata headers User-Id, Echo-Token to attacker-controlled endpoints...

CVE-2026-16637 OPeNDAP Hyrax SSRF and Credential Disclosure via Unvalidated Redirects

OPeNDAP Hyrax allows SSRF and credential disclosure via unvalidated HTTP redirects that bypass the AllowedHosts allowlist and leak Earthdata headers User-Id, Echo-Token to attacker-controlled endpoints...

CVE-2026-16637

OPeNDAP Hyrax (CVE-2026-16637) is vulnerable to SSRF and credential disclosure via unvalidated HTTP redirects that bypass the AllowedHosts allowlist and may leak Earthdata headers (User-Id, Echo-Token) to attacker-controlled endpoints. Concrete details across connected sources specify the affecte...

OPeNDAP Hyrax is vulnerable to SSRF and Credential Disclosure

Overview A vulnerability has been discovered in the OPeNDAP Hyrax software solution. A remote attacker with the ability to submit crafted requests to an affected Hyrax instance could cause the application to communicate with unauthorized remote systems. Under certain conditions, the vulnerability...

PYSEC-2026-2603 Litestar: AllowedHostsMiddleware bypasses host validation via client-controlled X-Forwarded-Host header

Summary AllowedHostsMiddleware trusts the X-Forwarded-Host header as a fallback when the Host header is absent. Since X-Forwarded-Host is a client-controllable header, an attacker can bypass the allowed hosts validation by omitting the Host header and supplying an X-Forwarded-Host header set to a...

GHSA-3QMC-CJ7Q-62HV Litestar: AllowedHostsMiddleware bypasses host validation via client-controlled X-Forwarded-Host header

Summary AllowedHostsMiddleware trusts the X-Forwarded-Host header as a fallback when the Host header is absent. Since X-Forwarded-Host is a client-controllable header, an attacker can bypass the allowed hosts validation by omitting the Host header and supplying an X-Forwarded-Host header set to a...

Litestar: AllowedHostsMiddleware bypasses host validation via client-controlled X-Forwarded-Host header

Summary AllowedHostsMiddleware trusts the X-Forwarded-Host header as a fallback when the Host header is absent. Since X-Forwarded-Host is a client-controllable header, an attacker can bypass the allowed hosts validation by omitting the Host header and supplying an X-Forwarded-Host header set to a...

keycloak: redirect_uri validation bypass

A flaw was found in the redirecturi validation logic in Keycloak. This issue may allow a bypass of otherwise explicitly allowed hosts. A successful attack may lead to an access token being stolen, making it possible for the attacker to impersonate other users...