CVE-2026-85596 Traefik v3.7 Authentication Bypass via TLS Option Conflict

Traefik versions = v3.7.0 and = v3.7.10 contain an authentication bypass in the Kubernetes Ingress NGINX provider. The TLS option generated for an Ingress carrying the nginx.ingress.kubernetes.io/auth-tls-secret annotation was named after the Ingress namespace and name. As a result, two Ingress...

CVE-2026-85597

Traefik before v2.11.55 is affected by a TLS option conflict resolution vulnerability. When a single router rule contains conflicting TLS options across multiple hostnames, the strict mTLS (client-certificate) requirement falls back to default options for all hosts, allowing unauthenticated attac...

CVE-2026-85596

Traefik v3.7.0–v3.7.10 contains an authentication bypass in the Kubernetes Ingress NGINX provider . The TLS option for an Ingress annotated with nginx.ingress.kubernetes.io/auth-tls-secret is named after the Ingress namespace and name. When two Ingress objects share the same host, client CA secre...

CVE-2026-85597 Traefik before v2.11.55 and v3.0.0 through v3.7.10 mTLS Bypass via TLS Option Conflict

Traefik before v2.11.55 and v3.0.0 through v3.7.10 contain a TLS option conflict resolution vulnerability that allows unauthenticated attackers to bypass client-certificate authentication by creating conflicting TLS options on multi-host routers. Attackers can reach protected backends by exploiti...

CVE-2026-85595 Traefik before v2.11.55 and v3.0.0 through v3.7.10 Authentication Bypass via digestAuth

Traefik versions before v2.11.55 and versions v3.0.0 through v3.7.10 contain an authentication bypass vulnerability in the digestAuth middleware where unknown usernames receive an empty secret instead of rejection. Attackers can compute a valid digest response using the empty secret and arbitrary...

CVE-2026-85595 Traefik before v2.11.55 and v3.0.0 through v3.7.10 Authentication Bypass via digestAuth

Traefik versions before v2.11.55 and versions v3.0.0 through v3.7.10 contain an authentication bypass vulnerability in the digestAuth middleware where unknown usernames receive an empty secret instead of rejection. Attackers can compute a valid digest response using the empty secret and arbitrary...

CVE-2026-85595 Traefik before v2.11.55 Authentication Bypass via digestAuth

Traefik versions before v2.11.55 contain an authentication bypass vulnerability in the digestAuth middleware where unknown usernames receive an empty secret instead of rejection. Attackers can compute a valid digest response using the empty secret and arbitrary credentials to bypass authenticatio...

CVE-2026-85595

Traefik versions before v2.11.55 contain an authentication bypass in the digestAuth middleware . The root cause is that unknown usernames receive an empty secret instead of being rejected, allowing an attacker to compute a valid digest response using that empty secret and arbitrary credentials. T...

EUVD-2026-71018

Traefik versions before v2.11.55 contain an authentication bypass vulnerability in the digestAuth middleware where unknown usernames receive an empty secret instead of rejection. Attackers can compute a valid digest response using the empty secret and arbitrary credentials to bypass authenticatio...

EUVD-2026-71016

phpMyFAQ versions before 4.1.8 contain a stored cross-site scripting vulnerability in FaqHelper::convertOldInternalLinks that calls htmlentitydecode on sanitized FAQ content, reversing entity-encoding protection. Authenticated users with FAQ editing privileges can inject JavaScript payloads that...

CVE-2026-85594 Traefik v3.7.1 crossProviderNamespaces Bypass via Service Middleware

Traefik versions from v3.7.1 fail to enforce crossProviderNamespaces restrictions on the traefik.ingress.kubernetes.io/service.middlewares Service annotation in the Kubernetes Ingress provider. A namespace-limited tenant excluded from the allowlist can attach an operator-owned middleware to its...

EUVD-2026-71017

Traefik versions from v3.7.1 fail to enforce crossProviderNamespaces restrictions on the traefik.ingress.kubernetes.io/service.middlewares Service annotation in the Kubernetes Ingress provider. A namespace-limited tenant excluded from the allowlist can attach an operator-owned middleware to its...

CVE-2026-85593

phpMyFAQ versions before 4.1.8 are affected by a stored XSS vulnerability in FaqHelper::convertOldInternalLinks(). The root cause is a call to html_entity_decode() on already-sanitized FAQ content, which reverses the entity-encoding protection that was applied during sanitization. Any authenticat...

CVE-2026-85594 Traefik v3.7.1 crossProviderNamespaces Bypass via Service Middleware

Traefik versions from v3.7.1 fail to enforce crossProviderNamespaces restrictions on the traefik.ingress.kubernetes.io/service.middlewares Service annotation in the Kubernetes Ingress provider. A namespace-limited tenant excluded from the allowlist can attach an operator-owned middleware to its...

CVE-2026-85593 phpMyFAQ before 4.1.8 Stored XSS via html_entity_decode

phpMyFAQ versions before 4.1.8 contain a stored cross-site scripting vulnerability in FaqHelper::convertOldInternalLinks that calls htmlentitydecode on sanitized FAQ content, reversing entity-encoding protection. Authenticated users with FAQ editing privileges can inject JavaScript payloads that...

CVE-2026-85594

Traefik versions from v3.7.1 fail to enforce crossProviderNamespaces restrictions on the traefik.ingress.kubernetes.io/service.middlewares Service annotation in the Kubernetes Ingress provider . A namespace-limited tenant excluded from the allowlist can attach an operator-owned middleware to its ...

CVE-2026-85593 phpMyFAQ before 4.1.8 Stored XSS via html_entity_decode

phpMyFAQ versions before 4.1.8 contain a stored cross-site scripting vulnerability in FaqHelper::convertOldInternalLinks that calls htmlentitydecode on sanitized FAQ content, reversing entity-encoding protection. Authenticated users with FAQ editing privileges can inject JavaScript payloads that...

CVE-2026-85592 phpMyFAQ before 4.1.8 Authorization Bypass via question/create

phpMyFAQ before 4.1.8 contains an authorization bypass vulnerability in the question creation endpoint where the isAddingQuestionsAllowed method grants access to all callers when main.enableAskQuestions is enabled, ignoring the records.allowQuestionsForGuests setting. Unauthenticated attackers ca...

EUVD-2026-71015

phpMyFAQ before 4.1.8 contains an authorization bypass vulnerability in the question creation endpoint where the isAddingQuestionsAllowed method grants access to all callers when main.enableAskQuestions is enabled, ignoring the records.allowQuestionsForGuests setting. Unauthenticated attackers ca...

CVE-2026-85592

phpMyFAQ versions before 4.1.8 are affected by an authorization bypass in the question/create API endpoint. The underlying cause is that the isAddingQuestionsAllowed() method grants access to all callers when main.enableAskQuestions is enabled, while ignoring the records.allowQuestionsForGuests s...