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Package · Go

github.com/dadrus/heimdall

6 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

6 results · Feed

  • High 7.0
    CVE-2026-57210

    Heimdall: IP Spoofing via Unvalidated Forwarding Headers

    Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. Prior to version 0.17.17, when the trusted_proxies option is configured, heimdall extracts client IP addresses from the Forwarded (for= parameter) and X-Forwarded-For headers…

    dadrus heimdall github.com/dadrus/heimdall https://github.com/dadrus/heimdall Go
  • High 7.0
    CVE-2026-57209

    Heimdall: Forwarded Header Injection via Unsanitized Host Header in Proxy Mode

    Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. Prior to version 0.17.17, when Heimdall operates in proxy mode, it constructs the Forwarded HTTP header after executing the matched rule pipeline by inserting the incoming re…

    dadrus heimdall github.com/dadrus/heimdall Go
  • High 7.8
    CVE-2026-42274

    Heimdall: Authorization bypass via path normalization mismatch

    Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. Prior to version 0.17.14, Heimdall performs rule matching on the raw (non-normalized) request path, while downstream components may normalize dot-segments according to RFC 39…

    dadrus heimdall github.com/dadrus/heimdall Go
  • High 7.8
    CVE-2026-42273

    Heimdall: Case-sensitive host matching may lead to policy bypass

    Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. Prior to version 0.17.14, Heimdall performs host matching in a case-sensitive manner, while HTTP hostnames are case-insensitive. This discrepancy can result in heimdall faili…

    dadrus heimdall github.com/dadrus/heimdall Go
  • High 7.8
    CVE-2026-42272

    Heimdall: Case-sensitive handling of URL-encoded slashes may lead to inconsistent path interpretation

    Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. Prior to version 0.17.14, Heimdall handles URL-encoded slashes (%2F) in a case-sensitive manner, while percent-encoding is defined to be case-insensitive. As a result, the lo…

    dadrus heimdall github.com/dadrus/heimdall Go
  • High 8.2
    CVE-2026-32811

    Heimdall: Path received via Envoy gRPC corrupted when containing query string

    Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. When using Heimdall in envoy gRPC decision API mode with versions 0.7.0-alpha through 0.17.10, wrong encoding of the query URL string allows rules with non-wildcard path expr…

    dadrus heimdall github.com/dadrus/heimdall Go