CVE-2026-63464 Nebula-mesh allows non-admin operators to disable webhook SSRF protection via `allow_private`

nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. From version 0.6.0 to before version 0.7.2, non-admin operators role user can set allowprivate: true on their own managed webhook subscription POST/PATCH /api/v1/webhook-subscriptions. No admin check exists on this field. At...

CVE-2026-63464 Nebula-mesh allows non-admin operators to disable webhook SSRF protection via `allow_private`

nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. From version 0.6.0 to before version 0.7.2, non-admin operators role user can set allowprivate: true on their own managed webhook subscription POST/PATCH /api/v1/webhook-subscriptions. No admin check exists on this field. At...

PT-2026-86242

nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. From version 0.6.0 to before version 0.7.2, non-admin operators role user can set allow private: true on their own managed webhook subscription POST/PATCH /api/v1/webhook-subscriptions. No admin check exists on this field. At...

EUVD-2026-68910

A vulnerability was found in hyperledger-firefly firefly up to 1.4.0. The impacted element is the function ValidateOptions of the file internal/events/webhooks/webhooks.go of the component Webhook Subscription. Performing a manipulation of the argument url results in server-side request forgery...

CVE-2026-82957

A vulnerability was found in hyperledger-firefly firefly up to 1.4.0. The impacted element is the function ValidateOptions of the file internal/events/webhooks/webhooks.go of the component Webhook Subscription. Performing a manipulation of the argument url results in server-side request forgery...

CVE-2026-82957 hyperledger-firefly Webhook Subscription webhooks.go ValidateOptions server-side request forgery

A vulnerability was found in hyperledger-firefly firefly up to 1.4.0. The impacted element is the function ValidateOptions of the file internal/events/webhooks/webhooks.go of the component Webhook Subscription. Performing a manipulation of the argument url results in server-side request forgery...

CVE-2026-82957

CVE-2026-82957 is a server-side request forgery (SSRF) in hyperledger-firefly up to version 1.4.0. The flaw resides in the ValidateOptions function within internal/events/webhooks/webhooks.go of the Webhook Subscription component. Manipulating the url argument allows a remote, unauthenticated att...

CVE-2026-76239

Stigmem before 0.9.0a11 fails to validate the deliveryaddress parameter when creating webhook subscriptions, allowing authenticated users to specify internal loopback and private network destinations. Attackers can trigger matching fact-change events to cause the Stigmem server to issue server-si...

CVE-2026-76239

Stigmem versions before 0.9.0a11 do not validate the delivery_address parameter in webhook subscription creation, enabling authenticated users to force the server to send POST requests to internal services (loopback/private network), achieving blind SSRF. Remediation: upgrade to 0.9.0a11 or later...

EUVD-2026-62403

Stigmem before 0.9.0a11 fails to validate the deliveryaddress parameter when creating webhook subscriptions, allowing authenticated users to specify internal loopback and private network destinations. Attackers can trigger matching fact-change events to cause the Stigmem server to issue server-si...

PT-2026-78420

Name of the Vulnerable Software and Affected Versions Stigmem versions prior to 0.9.0a11 Description Authenticated users can perform blind Server-Side Request Forgery SSRF attacks by specifying internal loopback or private network destinations in the delivery address parameter during the creation...

GHSA-248H-974Q-XRC2 axonflow-sdk-java: Webhook signing-key (HMAC-SHA256) not exposed by SDK type, preventing signature verification

Summary The AxonFlow SDK's WebhookSubscription or equivalent type did not expose the HMAC-SHA256 signing key returned by the platform's CreateWebhook endpoint. Without access to the secret through the typed SDK API, callers had no path to verify the X-AxonFlow-Signature header on incoming webhook...

axonflow-sdk-java: Webhook signing-key (HMAC-SHA256) not exposed by SDK type, preventing signature verification

Summary The AxonFlow SDK's WebhookSubscription or equivalent type did not expose the HMAC-SHA256 signing key returned by the platform's CreateWebhook endpoint. Without access to the secret through the typed SDK API, callers had no path to verify the X-AxonFlow-Signature header on incoming webhook...

GHSA-MHC4-QQ83-FMRR axonflow-sdk-go: Webhook signing-key (HMAC-SHA256) not exposed by SDK type, preventing signature verification

Summary The AxonFlow SDK's WebhookSubscription or equivalent type did not expose the HMAC-SHA256 signing key returned by the platform's CreateWebhook endpoint. Without access to the secret through the typed SDK API, callers had no path to verify the X-AxonFlow-Signature header on incoming webhook...

GHSA-7F4H-6264-89FR axonflow-sdk-python: Webhook signing-key (HMAC-SHA256) not exposed by SDK type, preventing signature verification

Summary The AxonFlow SDK's WebhookSubscription or equivalent type did not expose the HMAC-SHA256 signing key returned by the platform's CreateWebhook endpoint. Without access to the secret through the typed SDK API, callers had no path to verify the X-AxonFlow-Signature header on incoming webhook...