CVE-2026-73421 NextAuth.js: Configuration errors can cause existence-based auth checks to fail open (auth object populated with an error)

NextAuth.js provides authentication for Next.js. From next-auth 5.0.0-beta.0 until 5.0.0-beta.32, applications that gate access by checking only for the existence of the auth object returned by the auth wrapper can fail open when Auth.js has a server configuration error. In middleware, Route...

@aangeles/jefeui (>=1.10.0, <=1.11.6), @aion0/forge (>=0.1.0, <=0.15.56) +67 more potentially affected by CVE-2026-73421 via next-auth (>=5.0.0-beta.3, <=5.0.0-beta.31)

next-auth NPM version =5.0.0-beta.3, =1.10.0, =0.1.0, =1.2.0, =0.1.0, =1.2.4-main.127b5b3.33, =0.0.2, =0.1.0-rc.1, =1.0.0, =0.1.6, =1.0.0, =0.106.0-rc.0, =1.0.16, =1.0.17 - @irshadkhan-dev/pandapulse-db 0.0.1 and more Source cves: CVE-2026-73421 Source advisory: MEND:CVE-2026-73421...

EUVD-2026-58519

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

@aangeles/jefeui (>=1.10.0, <=1.11.6), @aion0/forge (>=0.1.0, <=0.15.56) +67 more potentially affected by CVE-2026-73420 via next-auth (>=5.0.0-beta.3, <=5.0.0-beta.31)

next-auth NPM version =5.0.0-beta.3, =1.10.0, =0.1.0, =1.2.0, =0.1.0, =1.2.4-main.127b5b3.33, =0.0.2, =0.1.0-rc.1, =1.0.0, =0.1.6, =1.0.0, =0.106.0-rc.0, =1.0.16, =1.0.17 - @irshadkhan-dev/pandapulse-db 0.0.1 and more Source cves: CVE-2026-73420 Source advisory: MEND:CVE-2026-73420...

@chirpy-dev/analytics (0.0.1), @chirpy-dev/bootstrapper (0.1.0) +51 more potentially affected by CVE-2026-73420 via next-auth (>=4.10.3, <=4.24.13)

next-auth NPM version =4.10.3, =1.9.0, =0.1.0-0, =1.5.0, =0.0.2, =1.0.0, =1.0.0, =0.0.0-experimental-20231123101256, =0.0.0-experimental-20251015143743, =0.0.0-experimental-20231123101256, =4.4.0 and more Source cves: CVE-2026-73420 Source advisory: MEND:CVE-2026-73420...

CVE-2026-73420 NextAuth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypass

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

CVE-2026-73420

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

@12-apps/app-shell (>=1.0.0, <=5.13.1), @12-apps/auth (>=1.2.0, <=2.30.1) +268 more potentially affected by CVE-2026-73420 via @auth/core (>=0.1.0, <=0.41.2)

@auth/core NPM version =0.1.0, =1.0.0, =1.2.0, =1.3.0, =3.0.0, =4.11.0, =1.10.0, =0.1.0, =0.0.1, =1.0.0, =1.0.1 - @anish-karthik/create-next-app 1.0.1 - @api-buddy/cli 3.0.5 - @api-buddy/plugin-auth-firebase 3.0.3 - @aponia.js/adapter-prisma 0.2.0 and more Source cves: CVE-2026-73420 Source...

CVE-2026-73420

CVE-2026-73420 affects NextAuth.js email/passwordless flows where the default email normalizer validates addresses before Unicode normalization. An address containing a homoglyph (e.g., U+FF20 FULLWIDTH COMMERCIAL AT) can canonicalize to a normal ASCII @ after NFKC/NFKD, causing downstream mail l...

CVE-2026-73420 NextAuth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypass

NextAuth.js provides authentication for Next.js. Prior to @auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, the defaultNormalizer used by the email and magic-link sign-in flow validates an address before applying Unicode normalization. An address can contain a Unicode character such as...

CVE-2026-73666

OpenChoreo is a developer platform for Kubernetes. Prior to 1.0.4, 1.1.4, and 1.2.1, the OpenChoreo Backstage backend hardcoded backend.auth.dangerouslyDisableDefaultAuthPolicy and auth.providers.guest.dangerouslyAllowOutsideDevelopment to true, exposing /api/ without authentication and allowing...

CVE-2026-73665 FreePBX UCP: Unauthenticated remote code execution via socket.io namespace auth bypass and AMI action injection

FreePBX is an open source IP PBX. Prior to 17.0.9, the UCP Node server on ports 8001 and 8003 uses io.usecheckAuth in node/lib/server.js, but Socket.IO version 4 applies that middleware only to the default namespace. An unauthenticated client can connect to custom namespaces that do not...

CVE-2026-73665

FreePBX UCP vulnerability affecting versions prior to 17.0.9. The UCP Node server (ports 8001/8003) uses io.use(checkAuth) but Socket.IO v4 applies that middleware only to the default namespace, allowing an unauthenticated client to reach custom namespaces. This can lead to crafted AMI actions th...

CVE-2026-73659

Trigger.dev is the open-source platform for building AI workflows in TypeScript. From 4.4.2 until 4.5.0, the packet presign routes in apps/webapp/app/routes/api.v1.packets.$.ts pass a caller-controlled filename through resolveStoreProtocolForPacketPresign to generatePresignedUrl and...

CVE-2026-8715

Vault Secrets Operator 1.3.0 up to 1.4.1 is vulnerable to an arbitrary file read and credential exfiltration issue in the AppRole authentication configuration that may allow a tenant with limited Kubernetes RBAC permissions to read files from the operator pod's filesystem and transmit their...

CVE-2026-73658

Trigger.dev is a platform for building and deploying fully managed AI agents and workflows. From 4.4.2 until 4.5.0-rc.5, Aws4FetchClient.buildUrl and Aws4FetchClient.presign in apps/webapp/app/v3/objectStoreClient.server.ts assign user-controlled packet keys to URL.pathname, while...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the parsing of the auth users directive. An attacker can gain unauthorized access to restricted modules by crafting a username or group membership that would otherwise be denied, exploiting the improper handli...

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-2026-73644 OpenDJ: Authorization bypass in SASL PLAIN allowing a `proxied-auth` holder to impersonate any resolvable non-root user without an ACI proxy grant

OpenDJ is an LDAPv3 compliant directory service. Prior to 5.1.2, the SASL PLAIN authorization identity path in opendj-server-legacy/src/main/java/org/opends/server/extensions/PlainSASLMechanismHandler.java checked the PROXIEDAUTH privilege but did not evaluate the mayProxy proxy ACI scope when an...

CVE-2026-73644

OpenDJ is affected by a vulnerability in the SASL PLAIN authorization identity path prior to version 5.1.2. The issue occurs when an authenticated account with the PROXIED_AUTH privilege does not properly evaluate the mayProxy proxy ACI scope for an authzid that resolves to a different user, allo...