EUVD-2026-70998

fastify versions before 5.12.2 implement the case-insensitive nature of HTTP header names by lowercasing names in a route's header schema before compiling it, but the transformation is incomplete: it lowercases the properties keys and the root-level required array, and does not lowercase the...

Improper Validation of Unsafe Equivalence in Input

Overview fastify is an overhead web framework, for Node.js. Affected versions of this package are vulnerable to Improper Validation of Unsafe Equivalence in Input due to incomplete schema case normalization in lib/validation.js when compiling header schemas. An attacker can bypass schema-enforced...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

SUSE CVE-2026-84303

gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does not lowercase header matcher names in normalizeHeaderMatcher even though incoming metadata keys are lowercase. A DENY policy using a mixed-case name such as...

Linux Distros Unpatched Vulnerability : CVE-2026-73270

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected...

CVE-2026-73476

Improper Handling of Case Sensitivity vulnerability in Drupal External Authentication allows Privilege Escalation. This issue affects External Authentication versions: from 0.0.0 to 2.0.13...

EUVD-2026-69990

Improper Handling of Case Sensitivity vulnerability in Drupal External Authentication allows Privilege Escalation. This issue affects External Authentication versions: from 0.0.0 to 2.0.13...

CVE-2026-73476

Drupal External Authentication (versions 0.0.0 through 2.0.13 ) is affected by an improper handling of case sensitivity flaw that allows privilege escalation . The module fails to ensure exact matching of externally supplied identity values when storing and looking up authentication mappings unde...

CVE-2026-73476 External Authentication - Moderately critical - Access bypass - SA-CONTRIB-2026-098

Improper Handling of Case Sensitivity vulnerability in Drupal External Authentication allows Privilege Escalation. This issue affects External Authentication versions: from 0.0.0 to 2.0.13...

UBUNTU-CVE-2026-73270

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inet...

CVE-2026-73270

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inet...

CVE-2026-84303

CVE-2026-84303 affects gRPC-Go (the Go implementation of gRPC). The xDS RBAC HTTP filter (internal/xds/httpfilter/rbac/rbac.go) fails to lowercase header matcher names in normalizeHeaderMatcher, while incoming metadata keys are already lowercase. A DENY policy using a mixed-case name (e.g., X-Rol...

CVE-2026-84303 gRPC-Go: xDS RBAC HTTP Filter bypass via mixed-case Header Matching and gRFC A41 validation evasion

gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does not lowercase header matcher names in normalizeHeaderMatcher even though incoming metadata keys are lowercase. A DENY policy using a mixed-case name such as...

AZL-98484 CVE-2026-73270 affecting package erlang for versions less than 26.2.5.21-6

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

CVE-2026-73270

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

DEBIAN-CVE-2026-73270

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

CVE-2026-73270

Erlang/OTP inets httpd contains an improper handling of case sensitivity flaw in mod_auth:secret_path/3 , which matches a request path against a configured protected directory using re:run/3 without the caseless option . On case-insensitive filesystems , a request for /secret/file against a direc...

CVE-2026-73270

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

CVE-2026-73270 httpd mod_auth directory protection bypassed by request path casing on case-insensitive filesystems

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...

EUVD-2026-69243

Improper Handling of Case Sensitivity vulnerability in Erlang/OTP inets httpd allows a remote unauthenticated attacker to read files inside a modauth protected directory by requesting them with different casing, on deployments whose filesystem is case-insensitive. modauth:secretpath/3 decides...