CVE-2026-106457 Backstage: Insufficient audience validation in the Cloudflare Access auth provider

Backstage is an open framework for building developer portals. From 0.1.0 until 0.5.0, the @backstage/plugin-auth-backend-module-cloudflare-access-provider package is affected by insufficient audience validation in the cloudflare access auth provider. The Cloudflare Access auth provider verifies ...

CVE-2026-106457

The Backstage developer portal framework is vulnerable due to insufficient audience validation in the @backstage/plugin-auth-backend-module-cloudflare-access-provider package. Affected versions range from 0.1.0 until 0.5.0 . While the provider verifies the token's signature and team issuer, it fa...

CVE-2026-106457 Backstage: Insufficient audience validation in the Cloudflare Access auth provider

Backstage is an open framework for building developer portals. From 0.1.0 until 0.5.0, the @backstage/plugin-auth-backend-module-cloudflare-access-provider package is affected by insufficient audience validation in the cloudflare access auth provider. The Cloudflare Access auth provider verifies ...

PT-2026-107269

Name of the Vulnerable Software and Affected Versions Backstage versions prior to 0.4.20 Description The @backstage/plugin-auth-backend-module-oidc-provider package contains improper authentication within the OIDC provider. In deployments utilizing OIDC email-based identity resolution with a...

PT-2026-107246

Name of the Vulnerable Software and Affected Versions @backstage/plugin-auth-backend-module-cloudflare-access-provider versions 0.1.0 through 0.4.9 Description Insufficient audience validation in the Cloudflare Access auth provider allows a user with a valid token for a different Access applicati...

CVE-2026-106488: Improper Authentication

Backstage is an open framework for building developer portals. Prior to 0.4.20, the @backstage/plugin-auth-backend-module-oidc-provider package is affected by improper authentication in the oidc provider. Deployments using OIDC email-based identity resolution with a provider that permits unverifi...

PT-2026-107263

Name of the Vulnerable Software and Affected Versions Backstage versions 0.3.0 through 0.6.14 Backstage versions 0.7.0 through 0.7.4 Description The @backstage/plugin-auth-node package fails to consistently honor explicit negative email verification during shared OAuth profile normalization. This...

CVE-2026-106460: Improper Authentication

Backstage is an open framework for building developer portals. From 0.3.0 until 0.6.15 and 0.7.5, the @backstage/plugin-auth-node package did not consistently honor explicit negative email verification during shared OAuth profile normalization. The affected paths include a selected profile email...

perl-Dancer2-Plugin-Auth-Extensible-0.713.0-1.1 on GA media (moderate)

perl-Dancer2-Plugin-Auth-Extensible-0.713.0-1.1 on GA media Announcement ID: openSUSE-SU-2026:11564-1 Rating: moderate Cross-References: CVE-2026-15689 Affected Products: openSUSE Tumbleweed An update that solves one vulnerability can now be installed. Description: These are all security issues...

CVE-2026-15689

Dancer2::Plugin::Auth::Extensible versions through 0.713 for Perl allow password reset link poisoning via the request Host header in defaultemailpasswordreset and defaultwelcomesend. Both default emails emit a link of the form $base/login/$code, whose authority comes from the request Host header,...

EUVD-2026-59758

Dancer2::Plugin::Auth::Extensible versions through 0.713 for Perl allow password reset link poisoning via the request Host header in defaultemailpasswordreset and defaultwelcomesend. Both default emails emit a link of the form $base/login/$code, whose authority comes from the request Host header,...

CVE-2026-15689 Dancer2::Plugin::Auth::Extensible versions through 0.713 for Perl allow password reset link poisoning via the request Host header in _default_email_password_reset and _default_welcome_send

Dancer2::Plugin::Auth::Extensible versions through 0.713 for Perl allow password reset link poisoning via the request Host header in defaultemailpasswordreset and defaultwelcomesend. Both default emails emit a link of the form $base/login/$code, whose authority comes from the request Host header,...

CVE-2026-15689 Dancer2::Plugin::Auth::Extensible versions through 0.713 for Perl allow password reset link poisoning via the request Host header in _default_email_password_reset and _default_welcome_send

Dancer2::Plugin::Auth::Extensible versions through 0.713 for Perl allow password reset link poisoning via the request Host header in defaultemailpasswordreset and defaultwelcomesend. Both default emails emit a link of the form $base/login/$code, whose authority comes from the request Host header,...

CVE-2026-15689

Dancer2::Plugin::Auth::Extensible versions through 0.713 for Perl allow password reset link poisoning via the request Host header in defaultemailpasswordreset and defaultwelcomesend. Both default emails emit a link of the form $base/login/$code, whose authority comes from the request Host header,...

CVE-2026-15689: Weak Password Recovery Mechanism for Forgotten Password

Dancer2::Plugin::Auth::Extensible versions through 0.713 for Perl allow password reset link poisoning via the request Host header in defaultemailpasswordreset and defaultwelcomesend. Both default emails emit a link of the form $base/login/$code, whose authority comes from the request Host header,...

PT-2026-73031

Name of the Vulnerable Software and Affected Versions Dancer2::Plugin::Auth::Extensible versions prior to 0.714 Description Password reset link poisoning is possible via the request Host header in the default email password reset and default welcome send functions. Both default emails generate a...

CVE-2026-73563

Backstage is an open framework for building developer portals. Prior to 0.29.2, the experimental dynamic client registration and client ID metadata document features in the @backstage/plugin-auth-backend use full-string matcher.isMatch glob matching for...

CVE-2026-73563

Backstage CVE-2026-73563 affects the @backstage/plugin-auth-backend dynamic client registration and CIMD features. Before 0.29.2, full-string glob matching of auth.experimentalDynamicClientRegistration.allowedRedirectUriPatterns and auth.experimentalClientIdMetadataDocuments patterns allowed a ho...

CVE-2026-73563 Backstage: Unauthenticated OAuth account takeover via `redirect_uri` allowlist bypass in `@backstage/plugin-auth-backend`

Backstage is an open framework for building developer portals. Prior to 0.29.2, the experimental dynamic client registration and client ID metadata document features in the @backstage/plugin-auth-backend use full-string matcher.isMatch glob matching for...

CVE-2026-73563 Backstage: Unauthenticated OAuth account takeover via `redirect_uri` allowlist bypass in `@backstage/plugin-auth-backend`

Backstage is an open framework for building developer portals. Prior to 0.29.2, the experimental dynamic client registration and client ID metadata document features in the @backstage/plugin-auth-backend use full-string matcher.isMatch glob matching for...