EUVD-2026-107328

Missing authorization in the REST and COM administration APIs of Progressive Robot hMailServer 6.0.0 through 6.3.6 allows a remote authenticated user whose credential is confined to named domains to change mail routing and domain configuration beyond those domains on a multi-tenant server. A doma...

CVE-2026-114489 Missing Authorization in hMailServer

Missing authorization in the REST and COM administration APIs of Progressive Robot hMailServer 6.0.0 through 6.3.6 allows a remote authenticated user whose credential is confined to named domains to change mail routing and domain configuration beyond those domains on a multi-tenant server. A doma...

CVE-2026-114489

Progressive Robot hMailServer versions 6.0.0 through 6.3.6 are vulnerable to missing authorization in the REST and COM administration APIs . This flaw allows a remote authenticated user with credentials confined to named domains to modify mail routing and domain configurations outside their scope...

CVE-2026-114479 Not Failing Securely ('Failing Open') in hMailServer

Not failing securely in the anti-virus attachment-stripping action of Progressive Robot hMailServer 6.0.0 through 6.3.6 allows a remote unauthenticated attacker to have a message that the server's virus scanner found infected delivered to the recipient's mailbox unchanged. With virus scanning...

CVE-2026-114479

Progressive Robot hMailServer versions 6.0.0 through 6.3.6 are vulnerable to a Not Failing Securely (CWE-636) flaw in the anti-virus attachment-stripping action. When virus scanning is enabled with the action set to remove attachments and deliver text, the server fails to handle messages consisti...

EUVD-2026-107322

Not failing securely in the anti-virus attachment-stripping action of Progressive Robot hMailServer 6.0.0 through 6.3.6 allows a remote unauthenticated attacker to have a message that the server's virus scanner found infected delivered to the recipient's mailbox unchanged. With virus scanning...

CVE-2026-114479 Not Failing Securely ('Failing Open') in hMailServer

Not failing securely in the anti-virus attachment-stripping action of Progressive Robot hMailServer 6.0.0 through 6.3.6 allows a remote unauthenticated attacker to have a message that the server's virus scanner found infected delivered to the recipient's mailbox unchanged. With virus scanning...

CVE-2026-114478 Unintended Proxy or Intermediary ('Confused Deputy') in hMailServer

Insufficient preservation of the original sender in the forwarding of Progressive Robot hMailServer 6.0.0 through 6.3.6 allows a remote unauthenticated attacker to have mail they write, naming in its From an address at a domain the server hosts, delivered to other receivers as passing that domain...

EUVD-2026-107321

Insufficient preservation of the original sender in the forwarding of Progressive Robot hMailServer 6.0.0 through 6.3.6 allows a remote unauthenticated attacker to have mail they write, naming in its From an address at a domain the server hosts, delivered to other receivers as passing that domain...

CVE-2026-114478

Progressive Robot hMailServer versions 6.0.0 through 6.3.6 are vulnerable to an unintended proxy or intermediary flaw (CWE-441 ). Due to insufficient preservation of the original sender during forwarding, an unauthenticated remote attacker can cause the server to deliver mail that appears to pass...

CVE-2026-114478 Unintended Proxy or Intermediary ('Confused Deputy') in hMailServer

Insufficient preservation of the original sender in the forwarding of Progressive Robot hMailServer 6.0.0 through 6.3.6 allows a remote unauthenticated attacker to have mail they write, naming in its From an address at a domain the server hosts, delivered to other receivers as passing that domain...

CVE-2026-114477 Missing Authorization in hMailServer

Missing authorization in the REST metrics route of Progressive Robot hMailServer 6.2.25 through 6.3.6 allows a remote authenticated user whose credential is confined to named domains to read the server-wide traffic history. GET /api/v1/metrics/history returns the server's traffic counters over th...

CVE-2026-114477

Progressive Robot hMailServer versions 6.2.25 through 6.3.6 are affected by a Missing Authorization vulnerability in the REST metrics route. The GET /api/v1/metrics/history endpoint fails to restrict access for credentials confined to specific named domains, allowing these users to view server-wi...

EUVD-2026-107320

Missing authorization in the REST metrics route of Progressive Robot hMailServer 6.2.25 through 6.3.6 allows a remote authenticated user whose credential is confined to named domains to read the server-wide traffic history. GET /api/v1/metrics/history returns the server's traffic counters over th...

CVE-2026-114477 Missing Authorization in hMailServer

Missing authorization in the REST metrics route of Progressive Robot hMailServer 6.2.25 through 6.3.6 allows a remote authenticated user whose credential is confined to named domains to read the server-wide traffic history. GET /api/v1/metrics/history returns the server's traffic counters over th...

CVE-2026-114476 Incorrect Authorization in hMailServer

Incorrect authorization in the REST administration API of Progressive Robot hMailServer 6.3.4 through 6.3.6 allows a remote authenticated user whose credential holds the manageroles permission in named domains - a full-scope API key issued for those domains, or an account assigned the serveradmin...

EUVD-2026-107319

Incorrect authorization in the REST administration API of Progressive Robot hMailServer 6.3.4 through 6.3.6 allows a remote authenticated user whose credential holds the manageroles permission in named domains - a full-scope API key issued for those domains, or an account assigned the serveradmin...

CVE-2026-114476

Progressive Robot hMailServer versions 6.3.4 through 6.3.6 are affected by an incorrect authorization vulnerability in the REST administration API . A remote authenticated user with manage_roles permissions (via a full-scope API key) or an account with the serveradmin role can exploit the DELETE ...

CVE-2026-114476 Incorrect Authorization in hMailServer

Incorrect authorization in the REST administration API of Progressive Robot hMailServer 6.3.4 through 6.3.6 allows a remote authenticated user whose credential holds the manageroles permission in named domains - a full-scope API key issued for those domains, or an account assigned the serveradmin...

CVE-2026-114475 Missing Authorization in hMailServer

Missing authorization in the REST role-management routes of Progressive Robot hMailServer 6.3.4 through 6.3.6 allows a remote authenticated user whose credential is confined to named domains to modify a custom role that accounts in other domains hold, and to create custom roles and delete any tha...