CVE-2026-103245

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

CVE-2026-103245

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

EUVD-2026-90749

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

CVE-2026-103245 n8n before 1.123.80, 2.39.6, and 2.40.1 Missing Webhook Signature Verification

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

CVE-2026-103245 n8n before 1.123.80, 2.39.6, and 2.40.1 Missing Webhook Signature Verification

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

CVE-2026-103245 n8n before 1.123.80, 2.39.6, and 2.40.1 Missing Webhook Signature Verification

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

CVE-2026-103245

Versions of n8n prior to 1.123.80, 2.39.6, and 2.40.1 are vulnerable to a missing webhook signature verification flaw in the Webflow Trigger node webhook handler. The application fails to verify the x-webflow-signature HMAC, allowing unauthenticated attackers to send forged webhook requests with ...

CVE-2026-103245: Improper Verification of Cryptographic Signature

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

PT-2026-103778

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

com.payneteasy.superfly:superfly-web (>=1.1-1, <=1.1-2), org.grails:grails-webflow (>=2.2.0.rc2, <=2.2.4) +9 more potentially affected by CVE-2026-47884 via org.springframework:spring-webmvc (2.5.6.sec01)

org.springframework:spring-webmvc MAVEN version 2.5.6.sec01 is affected by a known vulnerability. The following packages have a transitive dependency on org.springframework:spring-webmvc and may be impacted: - com.payneteasy.superfly:superfly-web =1.1-1, =2.2.0.rc2, =2.0.2, =1.0.0.release,...

CLSA-2025-1760313987 TuxCare security update for org.springframework.webflow (2 CVEs)

TuxCare rebuilt 5 org.springframework.webflow packages to address 2 CVEs. Fixed in 2.3.1.RELEASE-tuxcare.1...

K000162436: Spring Web Flow vulnerability CVE-2026-40985

Security Advisory Description Applications that configure the WebFlowELExpressionParser are vulnerable to the use of malicious Unified EL expressions. Affected versions: Spring Web Flow 4.0.0; 3.0.0 through 3.0.1; 2.5.0 through 2.5.1. CVE-2026-40985 Impact There is no impact; F5 products are not...

CVE-2026-59099

Apereo CAS 7.3.0 before 8.0.0-RC6 contains a cryptographic vulnerability that allows remote unauthenticated attackers to recover plaintext conversation state by exploiting AES-GCM initialization vector reuse across the server lifetime. Attackers can collect multiple client-side webflow execution...

CVE-2026-59099

Apereo CAS 7.3.0 before 8.0.0-RC6 contains a cryptographic vulnerability that allows remote unauthenticated attackers to recover plaintext conversation state by exploiting AES-GCM initialization vector reuse across the server lifetime. Attackers can collect multiple client-side webflow execution...

CVE-2026-59099 Apereo CAS 7.3.0 < 8.0.0-RC6 - AES-GCM Nonce Reuse Information Disclosure

Apereo CAS 7.3.0 before 8.0.0-RC6 contains a cryptographic vulnerability that allows remote unauthenticated attackers to recover plaintext conversation state by exploiting AES-GCM initialization vector reuse across the server lifetime. Attackers can collect multiple client-side webflow execution...

EUVD-2026-41430

Apereo CAS 7.3.0 before 8.0.0-RC6 contains a cryptographic vulnerability that allows remote unauthenticated attackers to recover plaintext conversation state by exploiting AES-GCM initialization vector reuse across the server lifetime. Attackers can collect multiple client-side webflow execution...

CVE-2026-59099 Apereo CAS 7.3.0 < 8.0.0-RC6 - AES-GCM Nonce Reuse Information Disclosure

Apereo CAS 7.3.0 before 8.0.0-RC6 contains a cryptographic vulnerability that allows remote unauthenticated attackers to recover plaintext conversation state by exploiting AES-GCM initialization vector reuse across the server lifetime. Attackers can collect multiple client-side webflow execution...

CVE-2026-59099 Apereo CAS 7.3.0 < 8.0.0-RC6 - AES-GCM Nonce Reuse Information Disclosure

Apereo CAS 7.3.0 before 8.0.0-RC6 contains a cryptographic vulnerability that allows remote unauthenticated attackers to recover plaintext conversation state by exploiting AES-GCM initialization vector reuse across the server lifetime. Attackers can collect multiple client-side webflow execution...

PT-2026-55299

Name of the Vulnerable Software and Affected Versions Apereo CAS versions 7.3.0 through 8.0.0-RC5 Description A cryptographic issue allows remote unauthenticated attackers to recover plaintext conversation state. This occurs because the system reuses the AES-GCM initialization vector IV across th...

org.apereo.cas:cas-server-core (>=8.0.0-rc1, <=8.0.0-rc5), org.apereo.cas:cas-server-core-api (>=8.0.0-rc1, <=8.0.0-rc5) +342 more potentially affected by CVE-2026-40986 via org.springframework.webflow:spring-webflow (4.0.0)

org.springframework.webflow:spring-webflow MAVEN version 4.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on org.springframework.webflow:spring-webflow and may be impacted: - org.apereo.cas:cas-server-core =8.0.0-rc1, =8.0.0-rc1, =8.0.0-rc1,...