EUVD-2026-119873

A vulnerability was determined in aaPanel BillionMail up to 4.9. Affected by this issue is some unknown functionality of the file core/api/relay/v1/relay.go of the component Relay Configuration API. Executing a manipulation of the argument heloname can lead to injection. The attack may be perform...

CVE-2026-124579

A vulnerability exists in aaPanel BillionMail version up to 4.9 within the Relay Configuration API component. The flaw is located in the file core/api/relay/v1/relay.go, where manipulating the helo_name argument can lead to injection . This attack is reachable via the network and may be performed...

EUVD-2026-102507

BillionMail through 4.9 contains a hard-coded cryptographic key vulnerability that allows unauthenticated attackers to forge unsubscribe and subscribe-confirm JWTs by computing the key from shipped configuration constants. Attackers can submit forged tokens to /api/unsubscribe, /api/unsubscribene...

CVE-2026-111367

BillionMail through 4.9 contains a hard-coded cryptographic key vulnerability that allows unauthenticated attackers to forge unsubscribe and subscribe-confirm JWTs by computing the key from shipped configuration constants. Attackers can submit forged tokens to /api/unsubscribe, /api/unsubscribene...

CVE-2026-111367

BillionMail through version 4.9 contains a hard-coded cryptographic key vulnerability (CWE-1394 ) in its JWT implementation. Attackers can compute the cryptographic key from shipped configuration constants to forge unsubscribe and subscribe-confirm tokens. By submitting these forged tokens to the...

CVE-2026-111367

BillionMail through 4.9 contains a hard-coded cryptographic key vulnerability that allows unauthenticated attackers to forge unsubscribe and subscribe-confirm JWTs by computing the key from shipped configuration constants. Attackers can submit forged tokens to /api/unsubscribe, /api/unsubscribene...

CVE-2026-111367 BillionMail through 4.9 Forgeable JWTs via Default Signing Key

BillionMail through 4.9 contains a hard-coded cryptographic key vulnerability that allows unauthenticated attackers to forge unsubscribe and subscribe-confirm JWTs by computing the key from shipped configuration constants. Attackers can submit forged tokens to /api/unsubscribe, /api/unsubscribene...

CVE-2026-111367 BillionMail through 4.9 Forgeable JWTs via Default Signing Key

BillionMail through 4.9 contains a hard-coded cryptographic key vulnerability that allows unauthenticated attackers to forge unsubscribe and subscribe-confirm JWTs by computing the key from shipped configuration constants. Attackers can submit forged tokens to /api/unsubscribe, /api/unsubscribene...

CVE-2026-111367 BillionMail through 4.9 Forgeable JWTs via Default Signing Key

BillionMail through 4.9 contains a hard-coded cryptographic key vulnerability that allows unauthenticated attackers to forge unsubscribe and subscribe-confirm JWTs by computing the key from shipped configuration constants. Attackers can submit forged tokens to /api/unsubscribe, /api/unsubscribene...

CVE-2026-111367: Use of Default Cryptographic Key

BillionMail through 4.9 contains a hard-coded cryptographic key vulnerability that allows unauthenticated attackers to forge unsubscribe and subscribe-confirm JWTs by computing the key from shipped configuration constants. Attackers can submit forged tokens to /api/unsubscribe, /api/unsubscribene...

PT-2026-115307

Name of the Vulnerable Software and Affected Versions BillionMail versions prior to 5.0 Description An issue exists where a hard-coded cryptographic key allows unauthenticated attackers to forge JSON Web Tokens JWTs by calculating the key from provided configuration constants. Attackers can use...