@alauda/dp-dynamic-plugin-backend-core (>=0.1.7, <=0.1.12), @alexandreamormino/plugin-entity-manager-backend (>=1.0.1, <=1.0.4) +601 more potentially affected by CVE-2026-106460 via @backstage/plugin-auth-node (>=0.4.17, <=0.6.15-next.0)

@backstage/plugin-auth-node NPM version =0.4.17, =0.1.7, =1.0.1, =0.4.5, =0.4.5, =0.5.5, =0.5.5, =0.3.10, =1.1.5, =1.0.0, =0.1.8, =2.0.6, =1.0.7, =1.1.8, =0.1.8, =0.2.8, =0.2.10 and more Source cves: CVE-2026-106460 Source advisory:...

@backstage/backend-app-api (>=1.7.0-next.0, <=1.7.4-next.1), @backstage/backend-defaults (>=0.0.0-nightly-20260415031804, <=0.17.9-next.1) +113 more potentially affected by CVE-2026-106460 via @backstage/plugin-auth-node (>=0.7.0, <=0.7.5-next.1)

@backstage/plugin-auth-node NPM version =0.7.0, =1.7.0-next.0, =0.0.0-nightly-20260415031804, =0.0.0-nightly-20260415031804, =0.6.9-next.0, =1.9.1-next.0, =0.0.0-nightly-20260415031804, =0.0.0, =0.5.14-next.0, =0.1.45-next.0, =0.0.0-nightly-20260415031804, =0.4.15-next.0, =0.4.1-next.0,...

GHSA-XM5Q-P7W3-X6CP Backstage: Explicit negative email verification can be ignored during shared OAuth profile normalization

Impact Several Passport-based authentication providers use shared OAuth profile normalization from @backstage/plugin-auth-node. Affected versions may pass an email to email-based sign-in resolvers even when verification metadata supplied for that same address is explicitly negative. The...

@alauda/dp-dynamic-plugin-backend-core (>=0.1.7, <=0.1.12), @alexandreamormino/plugin-entity-manager-backend (>=1.0.1, <=1.0.4) +601 more potentially affected by CVE-2026-106460 via @backstage/plugin-auth-node (>=0.4.17, <=0.6.15-next.0)

@backstage/plugin-auth-node NPM version =0.4.17, =0.1.7, =1.0.1, =0.4.5, =0.4.5, =0.5.5, =0.5.5, =0.3.10, =1.1.5, =1.0.0, =0.1.8, =2.0.6, =1.0.7, =1.1.8, =0.1.8, =0.2.8, =0.2.10 and more Source cves: CVE-2026-106460 Source advisory:...

@alauda/dp-dynamic-plugin-backend-core (>=0.1.7, <=0.1.12), @alexandreamormino/plugin-entity-manager-backend (>=1.0.1, <=1.0.4) +601 more potentially affected by CVE-2026-106460 via @backstage/plugin-auth-node (>=0.4.17, <=0.6.15-next.0)

@backstage/plugin-auth-node NPM version =0.4.17, =0.1.7, =1.0.1, =0.4.5, =0.4.5, =0.5.5, =0.5.5, =0.3.10, =1.1.5, =1.0.0, =0.1.8, =2.0.6, =1.0.7, =1.1.8, =0.1.8, =0.2.8, =0.2.10 and more Source cves: CVE-2026-106460 Source advisory:...

@backstage/backend-app-api (>=1.7.0-next.0, <=1.7.4-next.1), @backstage/backend-defaults (>=0.0.0-nightly-20260415031804, <=0.17.9-next.1) +113 more potentially affected by CVE-2026-106460 via @backstage/plugin-auth-node (>=0.7.0, <=0.7.5-next.1)

@backstage/plugin-auth-node NPM version =0.7.0, =1.7.0-next.0, =0.0.0-nightly-20260415031804, =0.0.0-nightly-20260415031804, =0.6.9-next.0, =1.9.1-next.0, =0.0.0-nightly-20260415031804, =0.0.0, =0.5.14-next.0, =0.1.45-next.0, =0.0.0-nightly-20260415031804, =0.4.15-next.0, =0.4.1-next.0,...

@backstage/backend-app-api (>=1.7.0-next.0, <=1.7.4-next.1), @backstage/backend-defaults (>=0.0.0-nightly-20260415031804, <=0.17.9-next.1) +113 more potentially affected by CVE-2026-106460 via @backstage/plugin-auth-node (>=0.7.0, <=0.7.5-next.1)

@backstage/plugin-auth-node NPM version =0.7.0, =1.7.0-next.0, =0.0.0-nightly-20260415031804, =0.0.0-nightly-20260415031804, =0.6.9-next.0, =1.9.1-next.0, =0.0.0-nightly-20260415031804, =0.0.0, =0.5.14-next.0, =0.1.45-next.0, =0.0.0-nightly-20260415031804, =0.4.15-next.0, =0.4.1-next.0,...

Backstage: Explicit negative email verification can be ignored during shared OAuth profile normalization

Impact Several Passport-based authentication providers use shared OAuth profile normalization from @backstage/plugin-auth-node. Affected versions may pass an email to email-based sign-in resolvers even when verification metadata supplied for that same address is explicitly negative. The...

EUVD-2026-93995

Backstage: Explicit negative email verification can be ignored during shared OAuth profile normalization...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via PassportHelpers.ts in the makeProfileInfo function, which fails to check the verified flag on OAuth profile emails and the emailverified claim in ID tokens before accepting them as...

CVE-2026-106460

A flaw was found in the @backstage/plugin-auth-node package. This vulnerability allows an authenticated attacker to achieve privilege escalation by assuming another user's catalog identity and gaining their access permissions. The issue occurs because the component does not consistently enforce...

CVE-2026-106460

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...

CVE-2026-106460 Backstage: Explicit negative email verification can be ignored during shared OAuth profile normalization

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...

CVE-2026-106460 Backstage: Explicit negative email verification can be ignored during shared OAuth profile normalization

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...

CVE-2026-106460 Backstage: Explicit negative email verification can be ignored during shared OAuth profile normalization

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...

@alauda/dp-dynamic-plugin-backend-core (>=0.1.7, <=0.1.12), @alexandreamormino/plugin-entity-manager-backend (>=1.0.1, <=1.0.4) +691 more potentially affected by CVE-2026-106460 via @backstage/plugin-auth-node (>=0.4.17, <=0.7.5-next.1)

@backstage/plugin-auth-node NPM version =0.4.17, =0.1.7, =1.0.1, =0.4.5, =0.4.5, =0.5.5, =0.5.5, =0.3.10, =1.1.5, =1.0.0, =0.1.8, =2.0.6, =1.0.7, =1.1.8, =0.1.8, =0.2.8, =0.2.10 and more Source cves: CVE-2026-106460 Source advisory: M...

CVE-2026-106460

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...

CVE-2026-106460

The @backstage/plugin-auth-node package in the Backstage framework (versions 0.3.0 through 0.6.15 and 0.7.5) fails to consistently honor explicit negative email verification during shared OAuth profile normalization. Specifically, it may ignore verified: false or email_verified: false claims in c...

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...

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...